39555555

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1861}}^1$

素因数の和:1991

約数の個数: 32

約数和(自身を含む): 68819520

約数和(自身を除く): 29263965

約数列:

[1, 3, 5, 13, 15, 39, 65, 109, 195, 327, 545, 1417, 1635, 1861, 4251, 5583, 7085, 9305, 21255, 24193, 27915, 72579, 120965, 202849, 362895, 608547, 1014245, 2637037, 3042735, 7911111, 13185185, 39555555]

約数ペア:

[(1, 39555555), (3, 13185185), (5, 7911111), (13, 3042735), (15, 2637037), (39, 1014245), (65, 608547), (109, 362895), (195, 202849), (327, 120965), (545, 72579), (1417, 27915), (1635, 24193), (1861, 21255), (4251, 9305), (5583, 7085)]