291285488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1400411}}^1$

素因数の和:1400432

約数の個数: 20

約数和(自身を含む): 607778808

約数和(自身を除く): 316493320

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1400411, 2800822, 5601644, 11203288, 18205343, 22406576, 36410686, 72821372, 145642744, 291285488]

約数ペア:

[(1, 291285488), (2, 145642744), (4, 72821372), (8, 36410686), (13, 22406576), (16, 18205343), (26, 11203288), (52, 5601644), (104, 2800822), (208, 1400411)]