202019985

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{56827}}^1$

素因数の和:56917

約数の個数: 24

約数和(自身を含む): 354606720

約数和(自身を除く): 152586735

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 56827, 170481, 284135, 511443, 852405, 2557215, 4489333, 13467999, 22446665, 40403997, 67339995, 202019985]

約数ペア:

[(1, 202019985), (3, 67339995), (5, 40403997), (9, 22446665), (15, 13467999), (45, 4489333), (79, 2557215), (237, 852405), (395, 511443), (711, 284135), (1185, 170481), (3555, 56827)]