561618

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:810

約数の個数: 24

約数和(自身を含む): 1248156

約数和(自身を除く): 686538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 761, 1522, 2283, 4566, 6849, 13698, 31201, 62402, 93603, 187206, 280809, 561618]

約数ペア:

[(1, 561618), (2, 280809), (3, 187206), (6, 93603), (9, 62402), (18, 31201), (41, 13698), (82, 6849), (123, 4566), (246, 2283), (369, 1522), (738, 761)]