328778848

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{144709}}^1$

素因数の和:144790

約数の個数: 24

約数和(自身を含む): 656404560

約数和(自身を除く): 327625712

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 144709, 289418, 578836, 1157672, 2315344, 4630688, 10274339, 20548678, 41097356, 82194712, 164389424, 328778848]

約数ペア:

[(1, 328778848), (2, 164389424), (4, 82194712), (8, 41097356), (16, 20548678), (32, 10274339), (71, 4630688), (142, 2315344), (284, 1157672), (568, 578836), (1136, 289418), (2272, 144709)]