389631448

素因数分解:

$2^3\times {\mathrm{179}}^1\times {\mathrm{241}}^1\times {\mathrm{1129}}^1$

素因数の和:1555

約数の個数: 32

約数和(自身を含む): 738342000

約数和(自身を除く): 348710552

約数列:

[1, 2, 4, 8, 179, 241, 358, 482, 716, 964, 1129, 1432, 1928, 2258, 4516, 9032, 43139, 86278, 172556, 202091, 272089, 345112, 404182, 544178, 808364, 1088356, 1616728, 2176712, 48703931, 97407862, 194815724, 389631448]

約数ペア:

[(1, 389631448), (2, 194815724), (4, 97407862), (8, 48703931), (179, 2176712), (241, 1616728), (358, 1088356), (482, 808364), (716, 544178), (964, 404182), (1129, 345112), (1432, 272089), (1928, 202091), (2258, 172556), (4516, 86278), (9032, 43139)]