639894470291

素因数分解:

${\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{15401}}^1\times {\mathrm{6491}}^1$

素因数の和:22102

約数の個数: 16

約数和(自身を含む): 661132451808

約数和(自身を除く): 21237981517

約数列:

[1, 37, 173, 6401, 6491, 15401, 240167, 569837, 1122943, 2664373, 41548891, 98581801, 99967891, 3698811967, 17294445143, 639894470291]

約数ペア:

[(1, 639894470291), (37, 17294445143), (173, 3698811967), (6401, 99967891), (6491, 98581801), (15401, 41548891), (240167, 2664373), (569837, 1122943)]