28351104

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 82399680

約数和(自身を除く): 54048576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 43, 48, 51, 64, 68, 86, 96, 101, 102, 128, 129, 136, 172, 192, 202, 204, 258, 272, 303, 344, 384, 404, 408, 516, 544, 606, 688, 731, 808, 816, 1032, 1088, 1212, 1376, 1462, 1616, 1632, 1717, 2064, 2176, 2193, 2424, 2752, 2924, 3232, 3264, 3434, 4128, 4343, 4386, 4848, 5151, 5504, 5848, 6464, 6528, 6868, 8256, 8686, 8772, 9696, 10302, 11696, 12928, 13029, 13736, 16512, 17372, 17544, 19392, 20604, 23392, 26058, 27472, 34744, 35088, 38784, 41208, 46784, 52116, 54944, 69488, 70176, 73831, 82416, 93568, 104232, 109888, 138976, 140352, 147662, 164832, 208464, 219776, 221493, 277952, 280704, 295324, 329664, 416928, 442986, 555904, 590648, 659328, 833856, 885972, 1181296, 1667712, 1771944, 2362592, 3543888, 4725184, 7087776, 9450368, 14175552, 28351104]

約数ペア:

[(1, 28351104), (2, 14175552), (3, 9450368), (4, 7087776), (6, 4725184), (8, 3543888), (12, 2362592), (16, 1771944), (17, 1667712), (24, 1181296), (32, 885972), (34, 833856), (43, 659328), (48, 590648), (51, 555904), (64, 442986), (68, 416928), (86, 329664), (96, 295324), (101, 280704), (102, 277952), (128, 221493), (129, 219776), (136, 208464), (172, 164832), (192, 147662), (202, 140352), (204, 138976), (258, 109888), (272, 104232), (303, 93568), (344, 82416), (384, 73831), (404, 70176), (408, 69488), (516, 54944), (544, 52116), (606, 46784), (688, 41208), (731, 38784), (808, 35088), (816, 34744), (1032, 27472), (1088, 26058), (1212, 23392), (1376, 20604), (1462, 19392), (1616, 17544), (1632, 17372), (1717, 16512), (2064, 13736), (2176, 13029), (2193, 12928), (2424, 11696), (2752, 10302), (2924, 9696), (3232, 8772), (3264, 8686), (3434, 8256), (4128, 6868), (4343, 6528), (4386, 6464), (4848, 5848), (5151, 5504)]