15240561

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 24600576

約数和(自身を除く): 9360015

約数列:

[1, 3, 7, 21, 31, 41, 93, 123, 217, 287, 571, 651, 861, 1271, 1713, 3813, 3997, 8897, 11991, 17701, 23411, 26691, 53103, 70233, 123907, 163877, 371721, 491631, 725741, 2177223, 5080187, 15240561]

約数ペア:

[(1, 15240561), (3, 5080187), (7, 2177223), (21, 725741), (31, 491631), (41, 371721), (93, 163877), (123, 123907), (217, 70233), (287, 53103), (571, 26691), (651, 23411), (861, 17701), (1271, 11991), (1713, 8897), (3813, 3997)]