199649428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2999}}^1$

素因数の和:3120

約数の個数: 48

約数和(自身を含む): 408240000

約数和(自身を除く): 208590572

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 89, 178, 187, 356, 374, 748, 979, 1513, 1958, 2999, 3026, 3916, 5998, 6052, 11996, 16643, 32989, 33286, 50983, 65978, 66572, 101966, 131956, 203932, 266911, 533822, 560813, 1067644, 1121626, 2243252, 2936021, 4537487, 5872042, 9074974, 11744084, 18149948, 49912357, 99824714, 199649428]

約数ペア:

[(1, 199649428), (2, 99824714), (4, 49912357), (11, 18149948), (17, 11744084), (22, 9074974), (34, 5872042), (44, 4537487), (68, 2936021), (89, 2243252), (178, 1121626), (187, 1067644), (356, 560813), (374, 533822), (748, 266911), (979, 203932), (1513, 131956), (1958, 101966), (2999, 66572), (3026, 65978), (3916, 50983), (5998, 33286), (6052, 32989), (11996, 16643)]