81908268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4817}}^1$

素因数の和:4946

約数の個数: 48

約数和(自身を含む): 207752160

約数和(自身を除く): 125843892

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 109, 156, 218, 327, 436, 654, 1308, 1417, 2834, 4251, 4817, 5668, 8502, 9634, 14451, 17004, 19268, 28902, 57804, 62621, 125242, 187863, 250484, 375726, 525053, 751452, 1050106, 1575159, 2100212, 3150318, 6300636, 6825689, 13651378, 20477067, 27302756, 40954134, 81908268]

約数ペア:

[(1, 81908268), (2, 40954134), (3, 27302756), (4, 20477067), (6, 13651378), (12, 6825689), (13, 6300636), (26, 3150318), (39, 2100212), (52, 1575159), (78, 1050106), (109, 751452), (156, 525053), (218, 375726), (327, 250484), (436, 187863), (654, 125242), (1308, 62621), (1417, 57804), (2834, 28902), (4251, 19268), (4817, 17004), (5668, 14451), (8502, 9634)]