289203978

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2251}}^1$

素因数の和:2312

約数の個数: 96

約数和(自身を含む): 739376640

約数和(自身を除く): 450172662

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 38, 42, 46, 49, 57, 69, 98, 114, 133, 138, 147, 161, 266, 294, 322, 399, 437, 483, 798, 874, 931, 966, 1127, 1311, 1862, 2251, 2254, 2622, 2793, 3059, 3381, 4502, 5586, 6118, 6753, 6762, 9177, 13506, 15757, 18354, 21413, 31514, 42769, 42826, 47271, 51773, 64239, 85538, 94542, 103546, 110299, 128307, 128478, 155319, 220598, 256614, 299383, 310638, 330897, 362411, 598766, 661794, 724822, 898149, 983687, 1087233, 1796298, 1967374, 2095681, 2174466, 2536877, 2951061, 4191362, 5073754, 5902122, 6287043, 6885809, 7610631, 12574086, 13771618, 15221262, 20657427, 41314854, 48200663, 96401326, 144601989, 289203978]

約数ペア:

[(1, 289203978), (2, 144601989), (3, 96401326), (6, 48200663), (7, 41314854), (14, 20657427), (19, 15221262), (21, 13771618), (23, 12574086), (38, 7610631), (42, 6885809), (46, 6287043), (49, 5902122), (57, 5073754), (69, 4191362), (98, 2951061), (114, 2536877), (133, 2174466), (138, 2095681), (147, 1967374), (161, 1796298), (266, 1087233), (294, 983687), (322, 898149), (399, 724822), (437, 661794), (483, 598766), (798, 362411), (874, 330897), (931, 310638), (966, 299383), (1127, 256614), (1311, 220598), (1862, 155319), (2251, 128478), (2254, 128307), (2622, 110299), (2793, 103546), (3059, 94542), (3381, 85538), (4502, 64239), (5586, 51773), (6118, 47271), (6753, 42826), (6762, 42769), (9177, 31514), (13506, 21413), (15757, 18354)]