330246544

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{261271}}^1$

素因数の和:261358

約数の個数: 20

約数和(自身を含む): 647954560

約数和(自身を除く): 317708016

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 261271, 522542, 1045084, 2090168, 4180336, 20640409, 41280818, 82561636, 165123272, 330246544]

約数ペア:

[(1, 330246544), (2, 165123272), (4, 82561636), (8, 41280818), (16, 20640409), (79, 4180336), (158, 2090168), (316, 1045084), (632, 522542), (1264, 261271)]