291228237

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{371939}}^1$

素因数の和:371977

約数の個数: 16

約数和(自身を含む): 446328000

約数和(自身を除く): 155099763

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 371939, 1115817, 3347451, 10042353, 10786231, 32358693, 97076079, 291228237]

約数ペア:

[(1, 291228237), (3, 97076079), (9, 32358693), (27, 10786231), (29, 10042353), (87, 3347451), (261, 1115817), (783, 371939)]