90531189

素因数分解:

$3^4\times 7^1\times {\mathrm{159667}}^1$

素因数の和:159686

約数の個数: 20

約数和(自身を含む): 154558624

約数和(自身を除く): 64027435

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 159667, 479001, 1117669, 1437003, 3353007, 4311009, 10059021, 12933027, 30177063, 90531189]

約数ペア:

[(1, 90531189), (3, 30177063), (7, 12933027), (9, 10059021), (21, 4311009), (27, 3353007), (63, 1437003), (81, 1117669), (189, 479001), (567, 159667)]