291239468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{15601}}^1$

素因数の和:15977

約数の個数: 24

約数和(自身を含む): 550438560

約数和(自身を除く): 259199092

約数列:

[1, 2, 4, 13, 26, 52, 359, 718, 1436, 4667, 9334, 15601, 18668, 31202, 62404, 202813, 405626, 811252, 5600759, 11201518, 22403036, 72809867, 145619734, 291239468]

約数ペア:

[(1, 291239468), (2, 145619734), (4, 72809867), (13, 22403036), (26, 11201518), (52, 5600759), (359, 811252), (718, 405626), (1436, 202813), (4667, 62404), (9334, 31202), (15601, 18668)]