381435428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{89371}}^1$

素因数の和:89483

約数の個数: 24

約数和(自身を含む): 735710304

約数和(自身を除く): 354274876

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 89371, 178742, 357484, 983081, 1966162, 3932324, 8668987, 17337974, 34675948, 95358857, 190717714, 381435428]

約数ペア:

[(1, 381435428), (2, 190717714), (4, 95358857), (11, 34675948), (22, 17337974), (44, 8668987), (97, 3932324), (194, 1966162), (388, 983081), (1067, 357484), (2134, 178742), (4268, 89371)]