28195867

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2099}}^1$

素因数の和:2226

約数の個数: 16

約数和(自身を含む): 34272000

約数和(自身を除く): 6076133

約数列:

[1, 7, 19, 101, 133, 707, 1919, 2099, 13433, 14693, 39881, 211999, 279167, 1483993, 4027981, 28195867]

約数ペア:

[(1, 28195867), (7, 4027981), (19, 1483993), (101, 279167), (133, 211999), (707, 39881), (1919, 14693), (2099, 13433)]