61187399

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1321}}^1$

素因数の和:1850

約数の個数: 16

約数和(自身を含む): 75512640

約数和(自身を除く): 14325241

約数列:

[1, 7, 13, 91, 509, 1321, 3563, 6617, 9247, 17173, 46319, 120211, 672389, 4706723, 8741057, 61187399]

約数ペア:

[(1, 61187399), (7, 8741057), (13, 4706723), (91, 672389), (509, 120211), (1321, 46319), (3563, 17173), (6617, 9247)]