665625116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{997}}^1$

素因数の和:1398

約数の個数: 48

約数和(自身を含む): 1293360096

約数和(自身を除く): 627734980

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 347, 481, 694, 962, 997, 1388, 1924, 1994, 3988, 4511, 9022, 12839, 12961, 18044, 25678, 25922, 36889, 51356, 51844, 73778, 147556, 166907, 333814, 345959, 479557, 667628, 691918, 959114, 1383836, 1918228, 4497467, 8994934, 12800483, 17989868, 25600966, 51201932, 166406279, 332812558, 665625116]

約数ペア:

[(1, 665625116), (2, 332812558), (4, 166406279), (13, 51201932), (26, 25600966), (37, 17989868), (52, 12800483), (74, 8994934), (148, 4497467), (347, 1918228), (481, 1383836), (694, 959114), (962, 691918), (997, 667628), (1388, 479557), (1924, 345959), (1994, 333814), (3988, 166907), (4511, 147556), (9022, 73778), (12839, 51844), (12961, 51356), (18044, 36889), (25678, 25922)]