217870184

素因数分解:

$2^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{26111}}^1$

素因数の和:26273

約数の個数: 32

約数和(自身を含む): 470016000

約数和(自身を除く): 252145816

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 149, 298, 596, 1043, 1192, 2086, 4172, 8344, 26111, 52222, 104444, 182777, 208888, 365554, 731108, 1462216, 3890539, 7781078, 15562156, 27233773, 31124312, 54467546, 108935092, 217870184]

約数ペア:

[(1, 217870184), (2, 108935092), (4, 54467546), (7, 31124312), (8, 27233773), (14, 15562156), (28, 7781078), (56, 3890539), (149, 1462216), (298, 731108), (596, 365554), (1043, 208888), (1192, 182777), (2086, 104444), (4172, 52222), (8344, 26111)]