208698749

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{1453}}^1$

素因数の和:1565

約数の個数: 24

約数和(自身を含む): 257113728

約数和(自身を除く): 48414979

約数列:

[1, 7, 17, 71, 119, 289, 497, 1207, 1453, 2023, 8449, 10171, 20519, 24701, 103163, 143633, 172907, 419917, 722141, 1753771, 2939419, 12276397, 29814107, 208698749]

約数ペア:

[(1, 208698749), (7, 29814107), (17, 12276397), (71, 2939419), (119, 1753771), (289, 722141), (497, 419917), (1207, 172907), (1453, 143633), (2023, 103163), (8449, 24701), (10171, 20519)]