262019985

素因数分解:

$3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{40529}}^1$

素因数の和:40968

約数の個数: 16

約数和(自身を含む): 420215040

約数和(自身を除く): 158195055

約数列:

[1, 3, 5, 15, 431, 1293, 2155, 6465, 40529, 121587, 202645, 607935, 17467999, 52403997, 87339995, 262019985]

約数ペア:

[(1, 262019985), (3, 87339995), (5, 52403997), (15, 17467999), (431, 607935), (1293, 202645), (2155, 121587), (6465, 40529)]