31098535

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 32

約数和(自身を含む): 42840000

約数和(自身を除く): 11741465

約数列:

[1, 5, 13, 19, 65, 95, 149, 169, 247, 745, 845, 1235, 1937, 2197, 2831, 3211, 9685, 10985, 14155, 16055, 25181, 36803, 41743, 125905, 184015, 208715, 327353, 478439, 1636765, 2392195, 6219707, 31098535]

約数ペア:

[(1, 31098535), (5, 6219707), (13, 2392195), (19, 1636765), (65, 478439), (95, 327353), (149, 208715), (169, 184015), (247, 125905), (745, 41743), (845, 36803), (1235, 25181), (1937, 16055), (2197, 14155), (2831, 10985), (3211, 9685)]