725291252

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{1861}}^1$

素因数の和:2352

約数の個数: 48

約数和(自身を含む): 1501516800

約数和(自身を除く): 776225548

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 449, 868, 898, 1796, 1861, 3143, 3722, 6286, 7444, 12572, 13027, 13919, 26054, 27838, 52108, 55676, 57691, 97433, 115382, 194866, 230764, 389732, 403837, 807674, 835589, 1615348, 1671178, 3342356, 5849123, 11698246, 23396492, 25903259, 51806518, 103613036, 181322813, 362645626, 725291252]

約数ペア:

[(1, 725291252), (2, 362645626), (4, 181322813), (7, 103613036), (14, 51806518), (28, 25903259), (31, 23396492), (62, 11698246), (124, 5849123), (217, 3342356), (434, 1671178), (449, 1615348), (868, 835589), (898, 807674), (1796, 403837), (1861, 389732), (3143, 230764), (3722, 194866), (6286, 115382), (7444, 97433), (12572, 57691), (13027, 55676), (13919, 52108), (26054, 27838)]