15321605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3229}}^1$

素因数の和:3320

約数の個数: 16

約数和(自身を含む): 20077680

約数和(自身を除く): 4756075

約数列:

[1, 5, 13, 65, 73, 365, 949, 3229, 4745, 16145, 41977, 209885, 235717, 1178585, 3064321, 15321605]

約数ペア:

[(1, 15321605), (5, 3064321), (13, 1178585), (65, 235717), (73, 209885), (365, 41977), (949, 16145), (3229, 4745)]