28068012

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 84080640

約数和(自身を除く): 56012628

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 137, 189, 252, 271, 274, 378, 411, 542, 548, 756, 813, 822, 959, 1084, 1233, 1626, 1644, 1897, 1918, 2439, 2466, 2877, 3252, 3699, 3794, 3836, 4878, 4932, 5691, 5754, 7317, 7398, 7588, 8631, 9756, 11382, 11508, 14634, 14796, 17073, 17262, 22764, 25893, 29268, 34146, 34524, 37127, 51219, 51786, 68292, 74254, 102438, 103572, 111381, 148508, 204876, 222762, 259889, 334143, 445524, 519778, 668286, 779667, 1002429, 1039556, 1336572, 1559334, 2004858, 2339001, 3118668, 4009716, 4678002, 7017003, 9356004, 14034006, 28068012]

約数ペア:

[(1, 28068012), (2, 14034006), (3, 9356004), (4, 7017003), (6, 4678002), (7, 4009716), (9, 3118668), (12, 2339001), (14, 2004858), (18, 1559334), (21, 1336572), (27, 1039556), (28, 1002429), (36, 779667), (42, 668286), (54, 519778), (63, 445524), (84, 334143), (108, 259889), (126, 222762), (137, 204876), (189, 148508), (252, 111381), (271, 103572), (274, 102438), (378, 74254), (411, 68292), (542, 51786), (548, 51219), (756, 37127), (813, 34524), (822, 34146), (959, 29268), (1084, 25893), (1233, 22764), (1626, 17262), (1644, 17073), (1897, 14796), (1918, 14634), (2439, 11508), (2466, 11382), (2877, 9756), (3252, 8631), (3699, 7588), (3794, 7398), (3836, 7317), (4878, 5754), (4932, 5691)]