251265856

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{91303}}^1$

素因数の和:91358

約数の個数: 28

約数和(自身を含む): 510206752

約数和(自身を除く): 258940896

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 91303, 182606, 365212, 730424, 1460848, 2921696, 3926029, 5843392, 7852058, 15704116, 31408232, 62816464, 125632928, 251265856]

約数ペア:

[(1, 251265856), (2, 125632928), (4, 62816464), (8, 31408232), (16, 15704116), (32, 7852058), (43, 5843392), (64, 3926029), (86, 2921696), (172, 1460848), (344, 730424), (688, 365212), (1376, 182606), (2752, 91303)]