25692021

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 38061504

約数和(自身を除く): 12369483

約数列:

[1, 3, 9, 67, 137, 201, 311, 411, 603, 933, 1233, 2799, 9179, 20837, 27537, 42607, 62511, 82611, 127821, 187533, 383463, 2854669, 8564007, 25692021]

約数ペア:

[(1, 25692021), (3, 8564007), (9, 2854669), (67, 383463), (137, 187533), (201, 127821), (311, 82611), (411, 62511), (603, 42607), (933, 27537), (1233, 20837), (2799, 9179)]