31401258

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{29}}^2\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 72

約数和(自身を含む): 76257792

約数和(自身を除く): 44856534

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 49, 58, 87, 98, 127, 147, 174, 203, 254, 294, 381, 406, 609, 762, 841, 889, 1218, 1421, 1682, 1778, 2523, 2667, 2842, 3683, 4263, 5046, 5334, 5887, 6223, 7366, 8526, 11049, 11774, 12446, 17661, 18669, 22098, 25781, 35322, 37338, 41209, 51562, 77343, 82418, 106807, 123627, 154686, 180467, 213614, 247254, 320421, 360934, 541401, 640842, 747649, 1082802, 1495298, 2242947, 4485894, 5233543, 10467086, 15700629, 31401258]

約数ペア:

[(1, 31401258), (2, 15700629), (3, 10467086), (6, 5233543), (7, 4485894), (14, 2242947), (21, 1495298), (29, 1082802), (42, 747649), (49, 640842), (58, 541401), (87, 360934), (98, 320421), (127, 247254), (147, 213614), (174, 180467), (203, 154686), (254, 123627), (294, 106807), (381, 82418), (406, 77343), (609, 51562), (762, 41209), (841, 37338), (889, 35322), (1218, 25781), (1421, 22098), (1682, 18669), (1778, 17661), (2523, 12446), (2667, 11774), (2842, 11049), (3683, 8526), (4263, 7366), (5046, 6223), (5334, 5887)]