128247652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{31219}}^1$

素因数の和:31315

約数の個数: 24

約数和(自身を含む): 244764800

約数和(自身を除く): 116517148

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 31219, 62438, 124876, 405847, 811694, 1623388, 2466301, 4932602, 9865204, 32061913, 64123826, 128247652]

約数ペア:

[(1, 128247652), (2, 64123826), (4, 32061913), (13, 9865204), (26, 4932602), (52, 2466301), (79, 1623388), (158, 811694), (316, 405847), (1027, 124876), (2054, 62438), (4108, 31219)]