31399605

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{24061}}^1$

素因数の和:24101

約数の個数: 24

約数和(自身を含む): 56305080

約数和(自身を除く): 24905475

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 24061, 72183, 120305, 216549, 360915, 697769, 1082745, 2093307, 3488845, 6279921, 10466535, 31399605]

約数ペア:

[(1, 31399605), (3, 10466535), (5, 6279921), (9, 3488845), (15, 2093307), (29, 1082745), (45, 697769), (87, 360915), (145, 216549), (261, 120305), (435, 72183), (1305, 24061)]