31748829

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1693}}^1$

素因数の和:1769

約数の個数: 32

約数和(自身を含む): 52039680

約数和(自身を除く): 20290851

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 1693, 2679, 5079, 6251, 11851, 18753, 32167, 35553, 79571, 96501, 225169, 238713, 556997, 675507, 1511849, 1670991, 4535547, 10582943, 31748829]

約数ペア:

[(1, 31748829), (3, 10582943), (7, 4535547), (19, 1670991), (21, 1511849), (47, 675507), (57, 556997), (133, 238713), (141, 225169), (329, 96501), (399, 79571), (893, 35553), (987, 32167), (1693, 18753), (2679, 11851), (5079, 6251)]