28473978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1637}}^1$

素因数の和:1878

約数の個数: 32

約数和(自身を含む): 61641216

約数和(自身を除く): 33167238

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 223, 446, 669, 1338, 1637, 2899, 3274, 4911, 5798, 8697, 9822, 17394, 21281, 42562, 63843, 127686, 365051, 730102, 1095153, 2190306, 4745663, 9491326, 14236989, 28473978]

約数ペア:

[(1, 28473978), (2, 14236989), (3, 9491326), (6, 4745663), (13, 2190306), (26, 1095153), (39, 730102), (78, 365051), (223, 127686), (446, 63843), (669, 42562), (1338, 21281), (1637, 17394), (2899, 9822), (3274, 8697), (4911, 5798)]