28757232

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:675

約数の個数: 120

約数和(自身を含む): 94089216

約数和(自身を除く): 65331984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 56, 63, 72, 84, 94, 112, 126, 141, 144, 168, 188, 252, 282, 329, 336, 376, 423, 504, 564, 607, 658, 752, 846, 987, 1008, 1128, 1214, 1316, 1692, 1821, 1974, 2256, 2428, 2632, 2961, 3384, 3642, 3948, 4249, 4856, 5264, 5463, 5922, 6768, 7284, 7896, 8498, 9712, 10926, 11844, 12747, 14568, 15792, 16996, 21852, 23688, 25494, 28529, 29136, 33992, 38241, 43704, 47376, 50988, 57058, 67984, 76482, 85587, 87408, 101976, 114116, 152964, 171174, 199703, 203952, 228232, 256761, 305928, 342348, 399406, 456464, 513522, 599109, 611856, 684696, 798812, 1027044, 1198218, 1369392, 1597624, 1797327, 2054088, 2396436, 3195248, 3594654, 4108176, 4792872, 7189308, 9585744, 14378616, 28757232]

約数ペア:

[(1, 28757232), (2, 14378616), (3, 9585744), (4, 7189308), (6, 4792872), (7, 4108176), (8, 3594654), (9, 3195248), (12, 2396436), (14, 2054088), (16, 1797327), (18, 1597624), (21, 1369392), (24, 1198218), (28, 1027044), (36, 798812), (42, 684696), (47, 611856), (48, 599109), (56, 513522), (63, 456464), (72, 399406), (84, 342348), (94, 305928), (112, 256761), (126, 228232), (141, 203952), (144, 199703), (168, 171174), (188, 152964), (252, 114116), (282, 101976), (329, 87408), (336, 85587), (376, 76482), (423, 67984), (504, 57058), (564, 50988), (607, 47376), (658, 43704), (752, 38241), (846, 33992), (987, 29136), (1008, 28529), (1128, 25494), (1214, 23688), (1316, 21852), (1692, 16996), (1821, 15792), (1974, 14568), (2256, 12747), (2428, 11844), (2632, 10926), (2961, 9712), (3384, 8498), (3642, 7896), (3948, 7284), (4249, 6768), (4856, 5922), (5264, 5463)]