1311690245

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{27941}}^1$

素因数の和:28216

約数の個数: 16

約数和(自身を含む): 1619518320

約数和(自身を除く): 307828075

約数列:

[1, 5, 41, 205, 229, 1145, 9389, 27941, 46945, 139705, 1145581, 5727905, 6398489, 31992445, 262338049, 1311690245]

約数ペア:

[(1, 1311690245), (5, 262338049), (41, 31992445), (205, 6398489), (229, 5727905), (1145, 1145581), (9389, 139705), (27941, 46945)]