2139013331

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1237139}}^1$

素因数の和:1237178

約数の個数: 16

約数和(自身を含む): 2771193600

約数和(自身を除く): 632180269

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 1237139, 8659973, 16082807, 23505641, 112579649, 164539487, 305573333, 2139013331]

約数ペア:

[(1, 2139013331), (7, 305573333), (13, 164539487), (19, 112579649), (91, 23505641), (133, 16082807), (247, 8659973), (1729, 1237139)]