13818415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 19192320

約数和(自身を除く): 5373905

約数列:

[1, 5, 13, 19, 65, 67, 95, 167, 247, 335, 835, 871, 1235, 1273, 2171, 3173, 4355, 6365, 10855, 11189, 15865, 16549, 41249, 55945, 82745, 145457, 206245, 212591, 727285, 1062955, 2763683, 13818415]

約数ペア:

[(1, 13818415), (5, 2763683), (13, 1062955), (19, 727285), (65, 212591), (67, 206245), (95, 145457), (167, 82745), (247, 55945), (335, 41249), (835, 16549), (871, 15865), (1235, 11189), (1273, 10855), (2171, 6365), (3173, 4355)]