987622636

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 2387411712

約数和(自身を除く): 1399789076

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 167, 182, 196, 211, 286, 308, 334, 364, 422, 539, 572, 637, 668, 844, 1001, 1078, 1169, 1274, 1477, 1837, 2002, 2156, 2171, 2321, 2338, 2548, 2743, 2954, 3674, 4004, 4342, 4642, 4676, 5486, 5908, 7007, 7348, 8183, 8684, 9284, 10339, 10972, 12859, 14014, 15197, 16247, 16366, 19201, 20678, 23881, 25718, 28028, 30173, 30394, 32494, 32732, 35237, 38402, 41356, 47762, 51436, 60346, 60788, 64988, 70474, 76804, 90013, 95524, 106379, 113729, 120692, 134407, 140948, 167167, 180026, 211211, 212758, 227458, 246659, 268814, 334334, 360052, 387607, 422422, 425516, 454916, 458081, 493318, 537628, 668668, 775214, 844844, 916162, 986636, 1170169, 1478477, 1550428, 1726613, 1832324, 2340338, 2713249, 2956954, 3206567, 3453226, 4680676, 5038891, 5426498, 5913908, 6413134, 6906452, 10077782, 10852996, 12826268, 18992743, 20155564, 22445969, 35272237, 37985486, 44891938, 70544474, 75970972, 89783876, 141088948, 246905659, 493811318, 987622636]

約数ペア:

[(1, 987622636), (2, 493811318), (4, 246905659), (7, 141088948), (11, 89783876), (13, 75970972), (14, 70544474), (22, 44891938), (26, 37985486), (28, 35272237), (44, 22445969), (49, 20155564), (52, 18992743), (77, 12826268), (91, 10852996), (98, 10077782), (143, 6906452), (154, 6413134), (167, 5913908), (182, 5426498), (196, 5038891), (211, 4680676), (286, 3453226), (308, 3206567), (334, 2956954), (364, 2713249), (422, 2340338), (539, 1832324), (572, 1726613), (637, 1550428), (668, 1478477), (844, 1170169), (1001, 986636), (1078, 916162), (1169, 844844), (1274, 775214), (1477, 668668), (1837, 537628), (2002, 493318), (2156, 458081), (2171, 454916), (2321, 425516), (2338, 422422), (2548, 387607), (2743, 360052), (2954, 334334), (3674, 268814), (4004, 246659), (4342, 227458), (4642, 212758), (4676, 211211), (5486, 180026), (5908, 167167), (7007, 140948), (7348, 134407), (8183, 120692), (8684, 113729), (9284, 106379), (10339, 95524), (10972, 90013), (12859, 76804), (14014, 70474), (15197, 64988), (16247, 60788), (16366, 60346), (19201, 51436), (20678, 47762), (23881, 41356), (25718, 38402), (28028, 35237), (30173, 32732), (30394, 32494)]