291275589

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{18427}}^1$

素因数の和:18920

約数の個数: 16

約数和(自身を含む): 424581120

約数和(自身を除く): 133305531

約数列:

[1, 3, 11, 33, 479, 1437, 5269, 15807, 18427, 55281, 202697, 608091, 8826533, 26479599, 97091863, 291275589]

約数ペア:

[(1, 291275589), (3, 97091863), (11, 26479599), (33, 8826533), (479, 608091), (1437, 202697), (5269, 55281), (15807, 18427)]