89912997

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1579}}^1$

素因数の和:1647

約数の個数: 40

約数和(自身を含む): 145296800

約数和(自身を除く): 55383803

約数列:

[1, 3, 9, 19, 27, 37, 57, 81, 111, 171, 333, 513, 703, 999, 1539, 1579, 2109, 2997, 4737, 6327, 14211, 18981, 30001, 42633, 56943, 58423, 90003, 127899, 175269, 270009, 525807, 810027, 1110037, 1577421, 2430081, 3330111, 4732263, 9990333, 29970999, 89912997]

約数ペア:

[(1, 89912997), (3, 29970999), (9, 9990333), (19, 4732263), (27, 3330111), (37, 2430081), (57, 1577421), (81, 1110037), (111, 810027), (171, 525807), (333, 270009), (513, 175269), (703, 127899), (999, 90003), (1539, 58423), (1579, 56943), (2109, 42633), (2997, 30001), (4737, 18981), (6327, 14211)]