28691784

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2131}}^1$

素因数の和:2171

約数の個数: 96

約数和(自身を含む): 89799840

約数和(自身を除く): 61108056

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 33, 34, 36, 44, 51, 66, 68, 72, 88, 99, 102, 132, 136, 153, 187, 198, 204, 264, 306, 374, 396, 408, 561, 612, 748, 792, 1122, 1224, 1496, 1683, 2131, 2244, 3366, 4262, 4488, 6393, 6732, 8524, 12786, 13464, 17048, 19179, 23441, 25572, 36227, 38358, 46882, 51144, 70323, 72454, 76716, 93764, 108681, 140646, 144908, 153432, 187528, 210969, 217362, 281292, 289816, 326043, 398497, 421938, 434724, 562584, 652086, 796994, 843876, 869448, 1195491, 1304172, 1593988, 1687752, 2390982, 2608344, 3187976, 3586473, 4781964, 7172946, 9563928, 14345892, 28691784]

約数ペア:

[(1, 28691784), (2, 14345892), (3, 9563928), (4, 7172946), (6, 4781964), (8, 3586473), (9, 3187976), (11, 2608344), (12, 2390982), (17, 1687752), (18, 1593988), (22, 1304172), (24, 1195491), (33, 869448), (34, 843876), (36, 796994), (44, 652086), (51, 562584), (66, 434724), (68, 421938), (72, 398497), (88, 326043), (99, 289816), (102, 281292), (132, 217362), (136, 210969), (153, 187528), (187, 153432), (198, 144908), (204, 140646), (264, 108681), (306, 93764), (374, 76716), (396, 72454), (408, 70323), (561, 51144), (612, 46882), (748, 38358), (792, 36227), (1122, 25572), (1224, 23441), (1496, 19179), (1683, 17048), (2131, 13464), (2244, 12786), (3366, 8524), (4262, 6732), (4488, 6393)]