7563381

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 12042240

約数和(自身を除く): 4478859

約数列:

[1, 3, 7, 21, 47, 79, 97, 141, 237, 291, 329, 553, 679, 987, 1659, 2037, 3713, 4559, 7663, 11139, 13677, 22989, 25991, 31913, 53641, 77973, 95739, 160923, 360161, 1080483, 2521127, 7563381]

約数ペア:

[(1, 7563381), (3, 2521127), (7, 1080483), (21, 360161), (47, 160923), (79, 95739), (97, 77973), (141, 53641), (237, 31913), (291, 25991), (329, 22989), (553, 13677), (679, 11139), (987, 7663), (1659, 4559), (2037, 3713)]