497291470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103387}}^1$

素因数の和:103444

約数の個数: 32

約数和(自身を含む): 990043488

約数和(自身を除く): 492752018

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 103387, 206774, 516935, 1033870, 1344031, 2688062, 3825319, 6720155, 7650638, 13440310, 19126595, 38253190, 49729147, 99458294, 248645735, 497291470]

約数ペア:

[(1, 497291470), (2, 248645735), (5, 99458294), (10, 49729147), (13, 38253190), (26, 19126595), (37, 13440310), (65, 7650638), (74, 6720155), (130, 3825319), (185, 2688062), (370, 1344031), (481, 1033870), (962, 516935), (2405, 206774), (4810, 103387)]