5280761997

素因数分解:

$3^2\times 7^2\times {\mathrm{11974517}}^1$

素因数の和:11974537

約数の個数: 18

約数和(自身を含む): 8873117838

約数和(自身を除く): 3592355841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 11974517, 35923551, 83821619, 107770653, 251464857, 586751333, 754394571, 1760253999, 5280761997]

約数ペア:

[(1, 5280761997), (3, 1760253999), (7, 754394571), (9, 586751333), (21, 251464857), (49, 107770653), (63, 83821619), (147, 35923551), (441, 11974517)]