400825922

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{313}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 744436224

約数和(自身を除く): 343610302

約数列:

[1, 2, 7, 14, 23, 41, 46, 82, 97, 161, 194, 287, 313, 322, 574, 626, 679, 943, 1358, 1886, 2191, 2231, 3977, 4382, 4462, 6601, 7199, 7954, 12833, 13202, 14398, 15617, 25666, 27839, 30361, 31234, 50393, 55678, 60722, 89831, 91471, 100786, 179662, 182942, 212527, 295159, 425054, 590318, 640297, 698303, 1244801, 1280594, 1396606, 2066113, 2489602, 4132226, 4888121, 8713607, 9776242, 17427214, 28630423, 57260846, 200412961, 400825922]

約数ペア:

[(1, 400825922), (2, 200412961), (7, 57260846), (14, 28630423), (23, 17427214), (41, 9776242), (46, 8713607), (82, 4888121), (97, 4132226), (161, 2489602), (194, 2066113), (287, 1396606), (313, 1280594), (322, 1244801), (574, 698303), (626, 640297), (679, 590318), (943, 425054), (1358, 295159), (1886, 212527), (2191, 182942), (2231, 179662), (3977, 100786), (4382, 91471), (4462, 89831), (6601, 60722), (7199, 55678), (7954, 50393), (12833, 31234), (13202, 30361), (14398, 27839), (15617, 25666)]