15215272

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{6581}}^1$

素因数の和:6621

約数の個数: 24

約数和(自身を含む): 30310110

約数和(自身を除く): 15094838

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 6581, 13162, 26324, 52648, 111877, 223754, 447508, 895016, 1901909, 3803818, 7607636, 15215272]

約数ペア:

[(1, 15215272), (2, 7607636), (4, 3803818), (8, 1901909), (17, 895016), (34, 447508), (68, 223754), (136, 111877), (289, 52648), (578, 26324), (1156, 13162), (2312, 6581)]