4181385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 7394688

約数和(自身を除く): 3213303

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 523, 533, 615, 1569, 1599, 2615, 2665, 6799, 7845, 7995, 20397, 21443, 33995, 64329, 101985, 107215, 278759, 321645, 836277, 1393795, 4181385]

約数ペア:

[(1, 4181385), (3, 1393795), (5, 836277), (13, 321645), (15, 278759), (39, 107215), (41, 101985), (65, 64329), (123, 33995), (195, 21443), (205, 20397), (523, 7995), (533, 7845), (615, 6799), (1569, 2665), (1599, 2615)]