281841924

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{36871}}^1$

素因数の和:36905

約数の個数: 72

約数和(自身を含む): 823867968

約数和(自身を除く): 542026044

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 36871, 73742, 110613, 147484, 221226, 258097, 442452, 479323, 516194, 774291, 958646, 1032388, 1437969, 1548582, 1806679, 1917292, 2875938, 3097164, 3355261, 3613358, 5420037, 5751876, 6710522, 7226716, 10065783, 10840074, 13421044, 20131566, 21680148, 23486827, 40263132, 46973654, 70460481, 93947308, 140920962, 281841924]

約数ペア:

[(1, 281841924), (2, 140920962), (3, 93947308), (4, 70460481), (6, 46973654), (7, 40263132), (12, 23486827), (13, 21680148), (14, 20131566), (21, 13421044), (26, 10840074), (28, 10065783), (39, 7226716), (42, 6710522), (49, 5751876), (52, 5420037), (78, 3613358), (84, 3355261), (91, 3097164), (98, 2875938), (147, 1917292), (156, 1806679), (182, 1548582), (196, 1437969), (273, 1032388), (294, 958646), (364, 774291), (546, 516194), (588, 479323), (637, 442452), (1092, 258097), (1274, 221226), (1911, 147484), (2548, 110613), (3822, 73742), (7644, 36871)]