17627679

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{479}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 27648000

約数和(自身を除く): 10020321

約数列:

[1, 3, 9, 27, 29, 47, 87, 141, 261, 423, 479, 783, 1269, 1363, 1437, 4089, 4311, 12267, 12933, 13891, 22513, 36801, 41673, 67539, 125019, 202617, 375057, 607851, 652877, 1958631, 5875893, 17627679]

約数ペア:

[(1, 17627679), (3, 5875893), (9, 1958631), (27, 652877), (29, 607851), (47, 375057), (87, 202617), (141, 125019), (261, 67539), (423, 41673), (479, 36801), (783, 22513), (1269, 13891), (1363, 12933), (1437, 12267), (4089, 4311)]