278084015

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{419}}^1\times {\mathrm{1097}}^1$

素因数の和:1543

約数の個数: 24

約数和(自身を含む): 368005680

約数和(自身を除く): 89921665

約数列:

[1, 5, 11, 55, 121, 419, 605, 1097, 2095, 4609, 5485, 12067, 23045, 50699, 60335, 132737, 253495, 459643, 663685, 2298215, 5056073, 25280365, 55616803, 278084015]

約数ペア:

[(1, 278084015), (5, 55616803), (11, 25280365), (55, 5056073), (121, 2298215), (419, 663685), (605, 459643), (1097, 253495), (2095, 132737), (4609, 60335), (5485, 50699), (12067, 23045)]