197997972

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{1459}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 474862080

約数和(自身を除く): 276864108

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 263, 516, 526, 789, 1052, 1459, 1578, 2918, 3156, 4377, 5836, 8754, 11309, 17508, 22618, 33927, 45236, 62737, 67854, 125474, 135708, 188211, 250948, 376422, 383717, 752844, 767434, 1151151, 1534868, 2302302, 4604604, 16499831, 32999662, 49499493, 65999324, 98998986, 197997972]

約数ペア:

[(1, 197997972), (2, 98998986), (3, 65999324), (4, 49499493), (6, 32999662), (12, 16499831), (43, 4604604), (86, 2302302), (129, 1534868), (172, 1151151), (258, 767434), (263, 752844), (516, 383717), (526, 376422), (789, 250948), (1052, 188211), (1459, 135708), (1578, 125474), (2918, 67854), (3156, 62737), (4377, 45236), (5836, 33927), (8754, 22618), (11309, 17508)]