64490505

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1747}}^1$

素因数の和:1885

約数の個数: 32

約数和(自身を含む): 108739584

約数和(自身を除く): 44249079

約数列:

[1, 3, 5, 15, 23, 69, 107, 115, 321, 345, 535, 1605, 1747, 2461, 5241, 7383, 8735, 12305, 26205, 36915, 40181, 120543, 186929, 200905, 560787, 602715, 934645, 2803935, 4299367, 12898101, 21496835, 64490505]

約数ペア:

[(1, 64490505), (3, 21496835), (5, 12898101), (15, 4299367), (23, 2803935), (69, 934645), (107, 602715), (115, 560787), (321, 200905), (345, 186929), (535, 120543), (1605, 40181), (1747, 36915), (2461, 26205), (5241, 12305), (7383, 8735)]