121235790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{310861}}^1$

素因数の和:310884

約数の個数: 32

約数和(自身を含む): 313348896

約数和(自身を除く): 192113106

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 310861, 621722, 932583, 1554305, 1865166, 3108610, 4041193, 4662915, 8082386, 9325830, 12123579, 20205965, 24247158, 40411930, 60617895, 121235790]

約数ペア:

[(1, 121235790), (2, 60617895), (3, 40411930), (5, 24247158), (6, 20205965), (10, 12123579), (13, 9325830), (15, 8082386), (26, 4662915), (30, 4041193), (39, 3108610), (65, 1865166), (78, 1554305), (130, 932583), (195, 621722), (390, 310861)]