28318968

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 81868800

約数和(自身を除く): 53549832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 127, 152, 163, 171, 228, 254, 326, 342, 381, 456, 489, 508, 652, 684, 762, 978, 1016, 1143, 1304, 1368, 1467, 1524, 1956, 2286, 2413, 2934, 3048, 3097, 3912, 4572, 4826, 5868, 6194, 7239, 9144, 9291, 9652, 11736, 12388, 14478, 18582, 19304, 20701, 21717, 24776, 27873, 28956, 37164, 41402, 43434, 55746, 57912, 62103, 74328, 82804, 86868, 111492, 124206, 165608, 173736, 186309, 222984, 248412, 372618, 393319, 496824, 745236, 786638, 1179957, 1490472, 1573276, 2359914, 3146552, 3539871, 4719828, 7079742, 9439656, 14159484, 28318968]

約数ペア:

[(1, 28318968), (2, 14159484), (3, 9439656), (4, 7079742), (6, 4719828), (8, 3539871), (9, 3146552), (12, 2359914), (18, 1573276), (19, 1490472), (24, 1179957), (36, 786638), (38, 745236), (57, 496824), (72, 393319), (76, 372618), (114, 248412), (127, 222984), (152, 186309), (163, 173736), (171, 165608), (228, 124206), (254, 111492), (326, 86868), (342, 82804), (381, 74328), (456, 62103), (489, 57912), (508, 55746), (652, 43434), (684, 41402), (762, 37164), (978, 28956), (1016, 27873), (1143, 24776), (1304, 21717), (1368, 20701), (1467, 19304), (1524, 18582), (1956, 14478), (2286, 12388), (2413, 11736), (2934, 9652), (3048, 9291), (3097, 9144), (3912, 7239), (4572, 6194), (4826, 5868)]