28910574

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 85017600

約数和(自身を除く): 56107026

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 17, 18, 21, 22, 27, 33, 34, 42, 51, 54, 63, 66, 77, 99, 102, 119, 126, 153, 154, 187, 189, 198, 231, 238, 297, 306, 357, 374, 378, 409, 459, 462, 561, 594, 693, 714, 818, 918, 1071, 1122, 1227, 1309, 1386, 1683, 2079, 2142, 2454, 2618, 2863, 3213, 3366, 3681, 3927, 4158, 4499, 5049, 5726, 6426, 6953, 7362, 7854, 8589, 8998, 10098, 11043, 11781, 13497, 13906, 17178, 20859, 22086, 23562, 25767, 26994, 31493, 35343, 40491, 41718, 48671, 51534, 62577, 62986, 70686, 76483, 77301, 80982, 94479, 97342, 121473, 125154, 146013, 152966, 154602, 187731, 188958, 229449, 242946, 283437, 292026, 375462, 438039, 458898, 535381, 566874, 688347, 850311, 876078, 1070762, 1314117, 1376694, 1606143, 1700622, 2065041, 2628234, 3212286, 4130082, 4818429, 9636858, 14455287, 28910574]

約数ペア:

[(1, 28910574), (2, 14455287), (3, 9636858), (6, 4818429), (7, 4130082), (9, 3212286), (11, 2628234), (14, 2065041), (17, 1700622), (18, 1606143), (21, 1376694), (22, 1314117), (27, 1070762), (33, 876078), (34, 850311), (42, 688347), (51, 566874), (54, 535381), (63, 458898), (66, 438039), (77, 375462), (99, 292026), (102, 283437), (119, 242946), (126, 229449), (153, 188958), (154, 187731), (187, 154602), (189, 152966), (198, 146013), (231, 125154), (238, 121473), (297, 97342), (306, 94479), (357, 80982), (374, 77301), (378, 76483), (409, 70686), (459, 62986), (462, 62577), (561, 51534), (594, 48671), (693, 41718), (714, 40491), (818, 35343), (918, 31493), (1071, 26994), (1122, 25767), (1227, 23562), (1309, 22086), (1386, 20859), (1683, 17178), (2079, 13906), (2142, 13497), (2454, 11781), (2618, 11043), (2863, 10098), (3213, 8998), (3366, 8589), (3681, 7854), (3927, 7362), (4158, 6953), (4499, 6426), (5049, 5726)]