199713942

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{743}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 440462880

約数和(自身を除く): 240748938

約数列:

[1, 2, 3, 6, 9, 18, 109, 137, 218, 274, 327, 411, 654, 743, 822, 981, 1233, 1486, 1962, 2229, 2466, 4458, 6687, 13374, 14933, 29866, 44799, 80987, 89598, 101791, 134397, 161974, 203582, 242961, 268794, 305373, 485922, 610746, 728883, 916119, 1457766, 1832238, 11095219, 22190438, 33285657, 66571314, 99856971, 199713942]

約数ペア:

[(1, 199713942), (2, 99856971), (3, 66571314), (6, 33285657), (9, 22190438), (18, 11095219), (109, 1832238), (137, 1457766), (218, 916119), (274, 728883), (327, 610746), (411, 485922), (654, 305373), (743, 268794), (822, 242961), (981, 203582), (1233, 161974), (1486, 134397), (1962, 101791), (2229, 89598), (2466, 80987), (4458, 44799), (6687, 29866), (13374, 14933)]