15420573

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1621}}^1$

素因数の和:1785

約数の個数: 24

約数和(自身を含む): 25640576

約数和(自身を除く): 10220003

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 1621, 3171, 4863, 9513, 11347, 14589, 34041, 102123, 244771, 734313, 1713397, 2202939, 5140191, 15420573]

約数ペア:

[(1, 15420573), (3, 5140191), (7, 2202939), (9, 1713397), (21, 734313), (63, 244771), (151, 102123), (453, 34041), (1057, 14589), (1359, 11347), (1621, 9513), (3171, 4863)]