15895165

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 23595264

約数和(自身を除く): 7700099

約数列:

[1, 5, 11, 13, 43, 47, 55, 65, 121, 143, 215, 235, 473, 517, 559, 605, 611, 715, 1573, 2021, 2365, 2585, 2795, 3055, 5203, 5687, 6149, 6721, 7865, 10105, 22231, 26015, 26273, 28435, 30745, 33605, 67639, 73931, 111155, 131365, 244541, 289003, 338195, 369655, 1222705, 1445015, 3179033, 15895165]

約数ペア:

[(1, 15895165), (5, 3179033), (11, 1445015), (13, 1222705), (43, 369655), (47, 338195), (55, 289003), (65, 244541), (121, 131365), (143, 111155), (215, 73931), (235, 67639), (473, 33605), (517, 30745), (559, 28435), (605, 26273), (611, 26015), (715, 22231), (1573, 10105), (2021, 7865), (2365, 6721), (2585, 6149), (2795, 5687), (3055, 5203)]