28465888

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 66624768

約数和(自身を除く): 38158880

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 67, 68, 71, 88, 134, 136, 142, 176, 187, 268, 272, 284, 352, 374, 536, 544, 568, 737, 748, 781, 1072, 1136, 1139, 1207, 1474, 1496, 1562, 2144, 2272, 2278, 2414, 2948, 2992, 3124, 4556, 4757, 4828, 5896, 5984, 6248, 9112, 9514, 9656, 11792, 12496, 12529, 13277, 18224, 19028, 19312, 23584, 24992, 25058, 26554, 36448, 38056, 38624, 50116, 52327, 53108, 76112, 80869, 100232, 104654, 106216, 152224, 161738, 200464, 209308, 212432, 323476, 400928, 418616, 424864, 646952, 837232, 889559, 1293904, 1674464, 1779118, 2587808, 3558236, 7116472, 14232944, 28465888]

約数ペア:

[(1, 28465888), (2, 14232944), (4, 7116472), (8, 3558236), (11, 2587808), (16, 1779118), (17, 1674464), (22, 1293904), (32, 889559), (34, 837232), (44, 646952), (67, 424864), (68, 418616), (71, 400928), (88, 323476), (134, 212432), (136, 209308), (142, 200464), (176, 161738), (187, 152224), (268, 106216), (272, 104654), (284, 100232), (352, 80869), (374, 76112), (536, 53108), (544, 52327), (568, 50116), (737, 38624), (748, 38056), (781, 36448), (1072, 26554), (1136, 25058), (1139, 24992), (1207, 23584), (1474, 19312), (1496, 19028), (1562, 18224), (2144, 13277), (2272, 12529), (2278, 12496), (2414, 11792), (2948, 9656), (2992, 9514), (3124, 9112), (4556, 6248), (4757, 5984), (4828, 5896)]