67109715

素因数分解:

$3^4\times 5^1\times {\mathrm{165703}}^1$

素因数の和:165720

約数の個数: 20

約数和(自身を含む): 120301104

約数和(自身を除く): 53191389

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 165703, 497109, 828515, 1491327, 2485545, 4473981, 7456635, 13421943, 22369905, 67109715]

約数ペア:

[(1, 67109715), (3, 22369905), (5, 13421943), (9, 7456635), (15, 4473981), (27, 2485545), (45, 1491327), (81, 828515), (135, 497109), (405, 165703)]