28413528

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1$

素因数の和:537

約数の個数: 128

約数和(自身を含む): 88542720

約数和(自身を除く): 60129192

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 17, 22, 24, 26, 33, 34, 39, 44, 51, 52, 66, 68, 78, 88, 102, 104, 132, 136, 143, 156, 187, 204, 221, 264, 286, 312, 374, 408, 429, 442, 487, 561, 572, 663, 748, 858, 884, 974, 1122, 1144, 1326, 1461, 1496, 1716, 1768, 1948, 2244, 2431, 2652, 2922, 3432, 3896, 4488, 4862, 5304, 5357, 5844, 6331, 7293, 8279, 9724, 10714, 11688, 12662, 14586, 16071, 16558, 18993, 19448, 21428, 24837, 25324, 29172, 32142, 33116, 37986, 42856, 49674, 50648, 58344, 64284, 66232, 69641, 75972, 91069, 99348, 107627, 128568, 139282, 151944, 182138, 198696, 208923, 215254, 273207, 278564, 322881, 364276, 417846, 430508, 546414, 557128, 645762, 728552, 835692, 861016, 1092828, 1183897, 1291524, 1671384, 2185656, 2367794, 2583048, 3551691, 4735588, 7103382, 9471176, 14206764, 28413528]

約数ペア:

[(1, 28413528), (2, 14206764), (3, 9471176), (4, 7103382), (6, 4735588), (8, 3551691), (11, 2583048), (12, 2367794), (13, 2185656), (17, 1671384), (22, 1291524), (24, 1183897), (26, 1092828), (33, 861016), (34, 835692), (39, 728552), (44, 645762), (51, 557128), (52, 546414), (66, 430508), (68, 417846), (78, 364276), (88, 322881), (102, 278564), (104, 273207), (132, 215254), (136, 208923), (143, 198696), (156, 182138), (187, 151944), (204, 139282), (221, 128568), (264, 107627), (286, 99348), (312, 91069), (374, 75972), (408, 69641), (429, 66232), (442, 64284), (487, 58344), (561, 50648), (572, 49674), (663, 42856), (748, 37986), (858, 33116), (884, 32142), (974, 29172), (1122, 25324), (1144, 24837), (1326, 21428), (1461, 19448), (1496, 18993), (1716, 16558), (1768, 16071), (1948, 14586), (2244, 12662), (2431, 11688), (2652, 10714), (2922, 9724), (3432, 8279), (3896, 7293), (4488, 6331), (4862, 5844), (5304, 5357)]