72890199

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{10111}}^1$

素因数の和:10212

約数の個数: 20

約数和(自身を含む): 110119680

約数和(自身を除く): 37229481

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 10111, 30333, 90999, 272997, 818991, 899879, 2699637, 8098911, 24296733, 72890199]

約数ペア:

[(1, 72890199), (3, 24296733), (9, 8098911), (27, 2699637), (81, 899879), (89, 818991), (267, 272997), (801, 90999), (2403, 30333), (7209, 10111)]