1291229665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{179213}}^1$

素因数の和:179360

約数の個数: 16

約数和(自身を含む): 1703249856

約数和(自身を除く): 412020191

約数列:

[1, 5, 11, 55, 131, 655, 1441, 7205, 179213, 896065, 1971343, 9856715, 23476903, 117384515, 258245933, 1291229665]

約数ペア:

[(1, 1291229665), (5, 258245933), (11, 117384515), (55, 23476903), (131, 9856715), (655, 1971343), (1441, 896065), (7205, 179213)]