315914291

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 404352000

約数和(自身を除く): 88437709

約数列:

[1, 7, 11, 53, 77, 199, 371, 389, 583, 1393, 2189, 2723, 4081, 4279, 10547, 15323, 20617, 29953, 73829, 77411, 116017, 144319, 226787, 541877, 812119, 851521, 1587509, 4102783, 5960647, 28719481, 45130613, 315914291]

約数ペア:

[(1, 315914291), (7, 45130613), (11, 28719481), (53, 5960647), (77, 4102783), (199, 1587509), (371, 851521), (389, 812119), (583, 541877), (1393, 226787), (2189, 144319), (2723, 116017), (4081, 77411), (4279, 73829), (10547, 29953), (15323, 20617)]