28404154

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{757}}^1$

素因数の和:1089

約数の個数: 16

約数和(自身を含む): 43415208

約数和(自身を除く): 15011054

約数列:

[1, 2, 73, 146, 257, 514, 757, 1514, 18761, 37522, 55261, 110522, 194549, 389098, 14202077, 28404154]

約数ペア:

[(1, 28404154), (2, 14202077), (73, 389098), (146, 194549), (257, 110522), (514, 55261), (757, 37522), (1514, 18761)]