202012065

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{104399}}^1$

素因数の和:104453

約数の個数: 24

約数和(自身を含む): 358300800

約数和(自身を除く): 156288735

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 104399, 313197, 521995, 939591, 1565985, 4489157, 4697955, 13467471, 22445785, 40402413, 67337355, 202012065]

約数ペア:

[(1, 202012065), (3, 67337355), (5, 40402413), (9, 22445785), (15, 13467471), (43, 4697955), (45, 4489157), (129, 1565985), (215, 939591), (387, 521995), (645, 313197), (1935, 104399)]