28107156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1$

素因数の和:1645

約数の個数: 96

約数和(自身を含む): 86123520

約数和(自身を除く): 58016364

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 57, 66, 76, 77, 84, 114, 132, 133, 154, 209, 228, 231, 266, 308, 399, 418, 462, 532, 627, 798, 836, 924, 1254, 1463, 1596, 1601, 2508, 2926, 3202, 4389, 4803, 5852, 6404, 8778, 9606, 11207, 17556, 17611, 19212, 22414, 30419, 33621, 35222, 44828, 52833, 60838, 67242, 70444, 91257, 105666, 121676, 123277, 134484, 182514, 211332, 212933, 246554, 334609, 365028, 369831, 425866, 493108, 638799, 669218, 739662, 851732, 1003827, 1277598, 1338436, 1479324, 2007654, 2342263, 2555196, 4015308, 4684526, 7026789, 9369052, 14053578, 28107156]

約数ペア:

[(1, 28107156), (2, 14053578), (3, 9369052), (4, 7026789), (6, 4684526), (7, 4015308), (11, 2555196), (12, 2342263), (14, 2007654), (19, 1479324), (21, 1338436), (22, 1277598), (28, 1003827), (33, 851732), (38, 739662), (42, 669218), (44, 638799), (57, 493108), (66, 425866), (76, 369831), (77, 365028), (84, 334609), (114, 246554), (132, 212933), (133, 211332), (154, 182514), (209, 134484), (228, 123277), (231, 121676), (266, 105666), (308, 91257), (399, 70444), (418, 67242), (462, 60838), (532, 52833), (627, 44828), (798, 35222), (836, 33621), (924, 30419), (1254, 22414), (1463, 19212), (1596, 17611), (1601, 17556), (2508, 11207), (2926, 9606), (3202, 8778), (4389, 6404), (4803, 5852)]