1323800425

素因数分解:

$5^2\times {\mathrm{163}}^2\times {\mathrm{1993}}^1$

素因数の和:2329

約数の個数: 18

約数和(自身を含む): 1652473662

約数和(自身を除く): 328673237

約数列:

[1, 5, 25, 163, 815, 1993, 4075, 9965, 26569, 49825, 132845, 324859, 664225, 1624295, 8121475, 52952017, 264760085, 1323800425]

約数ペア:

[(1, 1323800425), (5, 264760085), (25, 52952017), (163, 8121475), (815, 1624295), (1993, 664225), (4075, 324859), (9965, 132845), (26569, 49825)]