2017102095

素因数分解:

$3^4\times 5^1\times {\mathrm{4980499}}^1$

素因数の和:4980516

約数の個数: 20

約数和(自身を含む): 3615843000

約数和(自身を除く): 1598740905

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4980499, 14941497, 24902495, 44824491, 74707485, 134473473, 224122455, 403420419, 672367365, 2017102095]

約数ペア:

[(1, 2017102095), (3, 672367365), (5, 403420419), (9, 224122455), (15, 134473473), (27, 74707485), (45, 44824491), (81, 24902495), (135, 14941497), (405, 4980499)]