31008747

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{557}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 51853824

約数和(自身を除く): 20845077

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 241, 557, 723, 1671, 1687, 2651, 3899, 5061, 6127, 7953, 11697, 18381, 18557, 42889, 55671, 128667, 134237, 402711, 939659, 1476607, 2818977, 4429821, 10336249, 31008747]

約数ペア:

[(1, 31008747), (3, 10336249), (7, 4429821), (11, 2818977), (21, 1476607), (33, 939659), (77, 402711), (231, 134237), (241, 128667), (557, 55671), (723, 42889), (1671, 18557), (1687, 18381), (2651, 11697), (3899, 7953), (5061, 6127)]