470893319

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{653}}^1$

素因数の和:947

約数の個数: 24

約数和(自身を含む): 542877552

約数和(自身を除く): 71984233

約数列:

[1, 13, 17, 169, 221, 251, 653, 2873, 3263, 4267, 8489, 11101, 42419, 55471, 110357, 144313, 163903, 721123, 1876069, 2130739, 2786351, 27699607, 36222563, 470893319]

約数ペア:

[(1, 470893319), (13, 36222563), (17, 27699607), (169, 2786351), (221, 2130739), (251, 1876069), (653, 721123), (2873, 163903), (3263, 144313), (4267, 110357), (8489, 55471), (11101, 42419)]