30856878

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{809}}^1$

素因数の和:993

約数の個数: 48

約数和(自身を含む): 72530640

約数和(自身を除く): 41673762

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 163, 234, 326, 489, 809, 978, 1467, 1618, 2119, 2427, 2934, 4238, 4854, 6357, 7281, 10517, 12714, 14562, 19071, 21034, 31551, 38142, 63102, 94653, 131867, 189306, 263734, 395601, 791202, 1186803, 1714271, 2373606, 3428542, 5142813, 10285626, 15428439, 30856878]

約数ペア:

[(1, 30856878), (2, 15428439), (3, 10285626), (6, 5142813), (9, 3428542), (13, 2373606), (18, 1714271), (26, 1186803), (39, 791202), (78, 395601), (117, 263734), (163, 189306), (234, 131867), (326, 94653), (489, 63102), (809, 38142), (978, 31551), (1467, 21034), (1618, 19071), (2119, 14562), (2427, 12714), (2934, 10517), (4238, 7281), (4854, 6357)]