28681677

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 42325920

約数和(自身を除く): 13644243

約数列:

[1, 3, 9, 101, 139, 227, 303, 417, 681, 909, 1251, 2043, 14039, 22927, 31553, 42117, 68781, 94659, 126351, 206343, 283977, 3186853, 9560559, 28681677]

約数ペア:

[(1, 28681677), (3, 9560559), (9, 3186853), (101, 283977), (139, 206343), (227, 126351), (303, 94659), (417, 68781), (681, 42117), (909, 31553), (1251, 22927), (2043, 14039)]