218466170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1680509}}^1$

素因数の和:1680529

約数の個数: 16

約数和(自身を含む): 423488520

約数和(自身を除く): 205022350

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1680509, 3361018, 8402545, 16805090, 21846617, 43693234, 109233085, 218466170]

約数ペア:

[(1, 218466170), (2, 109233085), (5, 43693234), (10, 21846617), (13, 16805090), (26, 8402545), (65, 3361018), (130, 1680509)]