1211325

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 2071296

約数和(自身を除く): 859971

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 521, 775, 1563, 2325, 2605, 7815, 13025, 16151, 39075, 48453, 80755, 242265, 403775, 1211325]

約数ペア:

[(1, 1211325), (3, 403775), (5, 242265), (15, 80755), (25, 48453), (31, 39075), (75, 16151), (93, 13025), (155, 7815), (465, 2605), (521, 2325), (775, 1563)]