289095235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9403}}^1$

素因数の和:9475

約数の個数: 32

約数和(自身を含む): 417086208

約数和(自身を除く): 127990973

約数列:

[1, 5, 11, 13, 43, 55, 65, 143, 215, 473, 559, 715, 2365, 2795, 6149, 9403, 30745, 47015, 103433, 122239, 404329, 517165, 611195, 1344629, 2021645, 4447619, 5256277, 6723145, 22238095, 26281385, 57819047, 289095235]

約数ペア:

[(1, 289095235), (5, 57819047), (11, 26281385), (13, 22238095), (43, 6723145), (55, 5256277), (65, 4447619), (143, 2021645), (215, 1344629), (473, 611195), (559, 517165), (715, 404329), (2365, 122239), (2795, 103433), (6149, 47015), (9403, 30745)]