2531216464

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{729037}}^1$

素因数の和:729083

約数の個数: 40

約数和(自身を含む): 5785645568

約数和(自身を除く): 3254429104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 729037, 1458074, 2916148, 5103259, 5832296, 10206518, 11664592, 20413036, 22600147, 40826072, 45200294, 81652144, 90400588, 158201029, 180801176, 316402058, 361602352, 632804116, 1265608232, 2531216464]

約数ペア:

[(1, 2531216464), (2, 1265608232), (4, 632804116), (7, 361602352), (8, 316402058), (14, 180801176), (16, 158201029), (28, 90400588), (31, 81652144), (56, 45200294), (62, 40826072), (112, 22600147), (124, 20413036), (217, 11664592), (248, 10206518), (434, 5832296), (496, 5103259), (868, 2916148), (1736, 1458074), (3472, 729037)]