221609735

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{601}}^1\times {\mathrm{2543}}^1$

素因数の和:3178

約数の個数: 16

約数和(自身を含む): 275667840

約数和(自身を除く): 54058105

約数列:

[1, 5, 29, 145, 601, 2543, 3005, 12715, 17429, 73747, 87145, 368735, 1528343, 7641715, 44321947, 221609735]

約数ペア:

[(1, 221609735), (5, 44321947), (29, 7641715), (145, 1528343), (601, 368735), (2543, 87145), (3005, 73747), (12715, 17429)]