13187445

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{523}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 21668448

約数和(自身を除く): 8481003

約数列:

[1, 3, 5, 15, 41, 123, 205, 523, 615, 1569, 1681, 2615, 5043, 7845, 8405, 21443, 25215, 64329, 107215, 321645, 879163, 2637489, 4395815, 13187445]

約数ペア:

[(1, 13187445), (3, 4395815), (5, 2637489), (15, 879163), (41, 321645), (123, 107215), (205, 64329), (523, 25215), (615, 21443), (1569, 8405), (1681, 7845), (2615, 5043)]