28536228

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{2311}}^1$

素因数の和:2342

約数の個数: 72

約数和(自身を含む): 84156800

約数和(自身を除く): 55620572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 2311, 3087, 4116, 4622, 6174, 6933, 9244, 12348, 13866, 16177, 20799, 27732, 32354, 41598, 48531, 64708, 83196, 97062, 113239, 145593, 194124, 226478, 291186, 339717, 452956, 582372, 679434, 792673, 1019151, 1358868, 1585346, 2038302, 2378019, 3170692, 4076604, 4756038, 7134057, 9512076, 14268114, 28536228]

約数ペア:

[(1, 28536228), (2, 14268114), (3, 9512076), (4, 7134057), (6, 4756038), (7, 4076604), (9, 3170692), (12, 2378019), (14, 2038302), (18, 1585346), (21, 1358868), (28, 1019151), (36, 792673), (42, 679434), (49, 582372), (63, 452956), (84, 339717), (98, 291186), (126, 226478), (147, 194124), (196, 145593), (252, 113239), (294, 97062), (343, 83196), (441, 64708), (588, 48531), (686, 41598), (882, 32354), (1029, 27732), (1372, 20799), (1764, 16177), (2058, 13866), (2311, 12348), (3087, 9244), (4116, 6933), (4622, 6174)]