87139995

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{797}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 144099648

約数和(自身を除く): 56959653

約数列:

[1, 3, 5, 15, 37, 111, 185, 197, 555, 591, 797, 985, 2391, 2955, 3985, 7289, 11955, 21867, 29489, 36445, 88467, 109335, 147445, 157009, 442335, 471027, 785045, 2355135, 5809333, 17427999, 29046665, 87139995]

約数ペア:

[(1, 87139995), (3, 29046665), (5, 17427999), (15, 5809333), (37, 2355135), (111, 785045), (185, 471027), (197, 442335), (555, 157009), (591, 147445), (797, 109335), (985, 88467), (2391, 36445), (2955, 29489), (3985, 21867), (7289, 11955)]