7991994

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2054

約数の個数: 32

約数和(自身を含む): 17262720

約数和(自身を除く): 9270726

約数列:

[1, 2, 3, 6, 23, 29, 46, 58, 69, 87, 138, 174, 667, 1334, 1997, 2001, 3994, 4002, 5991, 11982, 45931, 57913, 91862, 115826, 137793, 173739, 275586, 347478, 1331999, 2663998, 3995997, 7991994]

約数ペア:

[(1, 7991994), (2, 3995997), (3, 2663998), (6, 1331999), (23, 347478), (29, 275586), (46, 173739), (58, 137793), (69, 115826), (87, 91862), (138, 57913), (174, 45931), (667, 11982), (1334, 5991), (1997, 4002), (2001, 3994)]