13309972475

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{12985339}}^1$

素因数の和:12985390

約数の個数: 12

約数和(自身を含む): 16906912680

約数和(自身を除く): 3596940205

約数列:

[1, 5, 25, 41, 205, 1025, 12985339, 64926695, 324633475, 532398899, 2661994495, 13309972475]

約数ペア:

[(1, 13309972475), (5, 2661994495), (25, 532398899), (41, 324633475), (205, 64926695), (1025, 12985339)]