1240155

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 2555904

約数和(自身を除く): 1315749

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 127, 155, 217, 279, 315, 381, 465, 635, 651, 889, 1085, 1143, 1395, 1905, 1953, 2667, 3255, 3937, 4445, 5715, 8001, 9765, 11811, 13335, 19685, 27559, 35433, 40005, 59055, 82677, 137795, 177165, 248031, 413385, 1240155]

約数ペア:

[(1, 1240155), (3, 413385), (5, 248031), (7, 177165), (9, 137795), (15, 82677), (21, 59055), (31, 40005), (35, 35433), (45, 27559), (63, 19685), (93, 13335), (105, 11811), (127, 9765), (155, 8001), (217, 5715), (279, 4445), (315, 3937), (381, 3255), (465, 2667), (635, 1953), (651, 1905), (889, 1395), (1085, 1143)]