42871565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{3917}}^1$

素因数の和:4132

約数の個数: 16

約数和(自身を含む): 56419200

約数和(自身を除く): 13547635

約数列:

[1, 5, 11, 55, 199, 995, 2189, 3917, 10945, 19585, 43087, 215435, 779483, 3897415, 8574313, 42871565]

約数ペア:

[(1, 42871565), (5, 8574313), (11, 3897415), (55, 779483), (199, 215435), (995, 43087), (2189, 19585), (3917, 10945)]