128781614

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{81199}}^1$

素因数の和:81275

約数の個数: 16

約数和(自身を含む): 211444800

約数和(自身を除く): 82663186

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 81199, 162398, 1055587, 2111174, 4953139, 9906278, 64390807, 128781614]

約数ペア:

[(1, 128781614), (2, 64390807), (13, 9906278), (26, 4953139), (61, 2111174), (122, 1055587), (793, 162398), (1586, 81199)]