249814778

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 392781312

約数和(自身を除く): 142966534

約数列:

[1, 2, 43, 71, 86, 142, 163, 251, 326, 502, 3053, 6106, 7009, 10793, 11573, 14018, 17821, 21586, 23146, 35642, 40913, 81826, 497639, 766303, 995278, 1532606, 1759259, 2904823, 3518518, 5809646, 124907389, 249814778]

約数ペア:

[(1, 249814778), (2, 124907389), (43, 5809646), (71, 3518518), (86, 2904823), (142, 1759259), (163, 1532606), (251, 995278), (326, 766303), (502, 497639), (3053, 81826), (6106, 40913), (7009, 35642), (10793, 23146), (11573, 21586), (14018, 17821)]