66494402

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 111241200

約数和(自身を除く): 44746798

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 409, 481, 818, 962, 2197, 4394, 5317, 6253, 10634, 12506, 15133, 30266, 69121, 81289, 138242, 162578, 196729, 393458, 898573, 1797146, 2557477, 5114954, 33247201, 66494402]

約数ペア:

[(1, 66494402), (2, 33247201), (13, 5114954), (26, 2557477), (37, 1797146), (74, 898573), (169, 393458), (338, 196729), (409, 162578), (481, 138242), (818, 81289), (962, 69121), (2197, 30266), (4394, 15133), (5317, 12506), (6253, 10634)]