28043568

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:711

約数の個数: 120

約数和(自身を含む): 91922688

約数和(自身を除く): 63879120

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 43, 48, 56, 63, 72, 84, 86, 112, 126, 129, 144, 168, 172, 252, 258, 301, 336, 344, 387, 504, 516, 602, 647, 688, 774, 903, 1008, 1032, 1204, 1294, 1548, 1806, 1941, 2064, 2408, 2588, 2709, 3096, 3612, 3882, 4529, 4816, 5176, 5418, 5823, 6192, 7224, 7764, 9058, 10352, 10836, 11646, 13587, 14448, 15528, 18116, 21672, 23292, 27174, 27821, 31056, 36232, 40761, 43344, 46584, 54348, 55642, 72464, 81522, 83463, 93168, 108696, 111284, 163044, 166926, 194747, 217392, 222568, 250389, 326088, 333852, 389494, 445136, 500778, 584241, 652176, 667704, 778988, 1001556, 1168482, 1335408, 1557976, 1752723, 2003112, 2336964, 3115952, 3505446, 4006224, 4673928, 7010892, 9347856, 14021784, 28043568]

約数ペア:

[(1, 28043568), (2, 14021784), (3, 9347856), (4, 7010892), (6, 4673928), (7, 4006224), (8, 3505446), (9, 3115952), (12, 2336964), (14, 2003112), (16, 1752723), (18, 1557976), (21, 1335408), (24, 1168482), (28, 1001556), (36, 778988), (42, 667704), (43, 652176), (48, 584241), (56, 500778), (63, 445136), (72, 389494), (84, 333852), (86, 326088), (112, 250389), (126, 222568), (129, 217392), (144, 194747), (168, 166926), (172, 163044), (252, 111284), (258, 108696), (301, 93168), (336, 83463), (344, 81522), (387, 72464), (504, 55642), (516, 54348), (602, 46584), (647, 43344), (688, 40761), (774, 36232), (903, 31056), (1008, 27821), (1032, 27174), (1204, 23292), (1294, 21672), (1548, 18116), (1806, 15528), (1941, 14448), (2064, 13587), (2408, 11646), (2588, 10836), (2709, 10352), (3096, 9058), (3612, 7764), (3882, 7224), (4529, 6192), (4816, 5823), (5176, 5418)]