27929916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{809}}^1$

素因数の和:963

約数の個数: 72

約数和(自身を含む): 81375840

約数和(自身を除く): 53445924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 137, 252, 274, 411, 548, 809, 822, 959, 1233, 1618, 1644, 1918, 2427, 2466, 2877, 3236, 3836, 4854, 4932, 5663, 5754, 7281, 8631, 9708, 11326, 11508, 14562, 16989, 17262, 22652, 29124, 33978, 34524, 50967, 67956, 101934, 110833, 203868, 221666, 332499, 443332, 664998, 775831, 997497, 1329996, 1551662, 1994994, 2327493, 3103324, 3989988, 4654986, 6982479, 9309972, 13964958, 27929916]

約数ペア:

[(1, 27929916), (2, 13964958), (3, 9309972), (4, 6982479), (6, 4654986), (7, 3989988), (9, 3103324), (12, 2327493), (14, 1994994), (18, 1551662), (21, 1329996), (28, 997497), (36, 775831), (42, 664998), (63, 443332), (84, 332499), (126, 221666), (137, 203868), (252, 110833), (274, 101934), (411, 67956), (548, 50967), (809, 34524), (822, 33978), (959, 29124), (1233, 22652), (1618, 17262), (1644, 16989), (1918, 14562), (2427, 11508), (2466, 11326), (2877, 9708), (3236, 8631), (3836, 7281), (4854, 5754), (4932, 5663)]