68493327

素因数分解:

$3^1\times 7^4\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:325

約数の個数: 40

約数和(自身を含む): 109844016

約数和(自身を除く): 41350689

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 257, 259, 343, 771, 777, 1029, 1799, 1813, 2401, 5397, 5439, 7203, 9509, 12593, 12691, 28527, 37779, 38073, 66563, 88151, 88837, 199689, 264453, 266511, 465941, 617057, 1397823, 1851171, 3261587, 9784761, 22831109, 68493327]

約数ペア:

[(1, 68493327), (3, 22831109), (7, 9784761), (21, 3261587), (37, 1851171), (49, 1397823), (111, 617057), (147, 465941), (257, 266511), (259, 264453), (343, 199689), (771, 88837), (777, 88151), (1029, 66563), (1799, 38073), (1813, 37779), (2401, 28527), (5397, 12691), (5439, 12593), (7203, 9509)]