120221331

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 175426560

約数和(自身を除く): 55205229

約数列:

[1, 3, 17, 51, 53, 79, 159, 237, 563, 901, 1343, 1689, 2703, 4029, 4187, 9571, 12561, 28713, 29839, 44477, 71179, 89517, 133431, 213537, 507263, 756109, 1521789, 2268327, 2357281, 7071843, 40073777, 120221331]

約数ペア:

[(1, 120221331), (3, 40073777), (17, 7071843), (51, 2357281), (53, 2268327), (79, 1521789), (159, 756109), (237, 507263), (563, 213537), (901, 133431), (1343, 89517), (1689, 71179), (2703, 44477), (4029, 29839), (4187, 28713), (9571, 12561)]