213957818

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{701}}^1$

素因数の和:958

約数の個数: 32

約数和(自身を含む): 349360128

約数和(自身を除く): 135402310

約数列:

[1, 2, 17, 34, 47, 94, 191, 382, 701, 799, 1402, 1598, 3247, 6494, 8977, 11917, 17954, 23834, 32947, 65894, 133891, 152609, 267782, 305218, 560099, 1120198, 2276147, 4552294, 6292877, 12585754, 106978909, 213957818]

約数ペア:

[(1, 213957818), (2, 106978909), (17, 12585754), (34, 6292877), (47, 4552294), (94, 2276147), (191, 1120198), (382, 560099), (701, 305218), (799, 267782), (1402, 152609), (1598, 133891), (3247, 65894), (6494, 32947), (8977, 23834), (11917, 17954)]