393447728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{8081}}^1$

素因数の和:8285

約数の個数: 40

約数和(自身を含む): 811756080

約数和(自身を除く): 418308352

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 179, 272, 358, 716, 1432, 2864, 3043, 6086, 8081, 12172, 16162, 24344, 32324, 48688, 64648, 129296, 137377, 274754, 549508, 1099016, 1446499, 2198032, 2892998, 5785996, 11571992, 23143984, 24590483, 49180966, 98361932, 196723864, 393447728]

約数ペア:

[(1, 393447728), (2, 196723864), (4, 98361932), (8, 49180966), (16, 24590483), (17, 23143984), (34, 11571992), (68, 5785996), (136, 2892998), (179, 2198032), (272, 1446499), (358, 1099016), (716, 549508), (1432, 274754), (2864, 137377), (3043, 129296), (6086, 64648), (8081, 48688), (12172, 32324), (16162, 24344)]