91028245

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 145981440

約数和(自身を除く): 54953195

約数列:

[1, 5, 7, 11, 29, 31, 35, 55, 77, 145, 155, 203, 217, 263, 319, 341, 385, 899, 1015, 1085, 1315, 1595, 1705, 1841, 2233, 2387, 2893, 4495, 6293, 7627, 8153, 9205, 9889, 11165, 11935, 14465, 20251, 31465, 38135, 40765, 49445, 53389, 57071, 69223, 83897, 89683, 101255, 236437, 266945, 285355, 346115, 419485, 448415, 587279, 627781, 1182185, 1655059, 2600807, 2936395, 3138905, 8275295, 13004035, 18205649, 91028245]

約数ペア:

[(1, 91028245), (5, 18205649), (7, 13004035), (11, 8275295), (29, 3138905), (31, 2936395), (35, 2600807), (55, 1655059), (77, 1182185), (145, 627781), (155, 587279), (203, 448415), (217, 419485), (263, 346115), (319, 285355), (341, 266945), (385, 236437), (899, 101255), (1015, 89683), (1085, 83897), (1315, 69223), (1595, 57071), (1705, 53389), (1841, 49445), (2233, 40765), (2387, 38135), (2893, 31465), (4495, 20251), (6293, 14465), (7627, 11935), (8153, 11165), (9205, 9889)]