28264572

素因数分解:

$2^2\times 3^3\times 7^4\times {\mathrm{109}}^1$

素因数の和:150

約数の個数: 120

約数和(自身を含む): 86270800

約数和(自身を除く): 58006228

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 109, 126, 147, 189, 196, 218, 252, 294, 327, 343, 378, 436, 441, 588, 654, 686, 756, 763, 882, 981, 1029, 1308, 1323, 1372, 1526, 1764, 1962, 2058, 2289, 2401, 2646, 2943, 3052, 3087, 3924, 4116, 4578, 4802, 5292, 5341, 5886, 6174, 6867, 7203, 9156, 9261, 9604, 10682, 11772, 12348, 13734, 14406, 16023, 18522, 20601, 21364, 21609, 27468, 28812, 32046, 37044, 37387, 41202, 43218, 48069, 64092, 64827, 74774, 82404, 86436, 96138, 112161, 129654, 144207, 149548, 192276, 224322, 259308, 261709, 288414, 336483, 448644, 523418, 576828, 672966, 785127, 1009449, 1046836, 1345932, 1570254, 2018898, 2355381, 3140508, 4037796, 4710762, 7066143, 9421524, 14132286, 28264572]

約数ペア:

[(1, 28264572), (2, 14132286), (3, 9421524), (4, 7066143), (6, 4710762), (7, 4037796), (9, 3140508), (12, 2355381), (14, 2018898), (18, 1570254), (21, 1345932), (27, 1046836), (28, 1009449), (36, 785127), (42, 672966), (49, 576828), (54, 523418), (63, 448644), (84, 336483), (98, 288414), (108, 261709), (109, 259308), (126, 224322), (147, 192276), (189, 149548), (196, 144207), (218, 129654), (252, 112161), (294, 96138), (327, 86436), (343, 82404), (378, 74774), (436, 64827), (441, 64092), (588, 48069), (654, 43218), (686, 41202), (756, 37387), (763, 37044), (882, 32046), (981, 28812), (1029, 27468), (1308, 21609), (1323, 21364), (1372, 20601), (1526, 18522), (1764, 16023), (1962, 14406), (2058, 13734), (2289, 12348), (2401, 11772), (2646, 10682), (2943, 9604), (3052, 9261), (3087, 9156), (3924, 7203), (4116, 6867), (4578, 6174), (4802, 5886), (5292, 5341)]