1661565352

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1\times {\mathrm{353}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 3326184000

約数和(自身を除く): 1664618648

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 173, 179, 346, 353, 358, 692, 706, 716, 1384, 1412, 1432, 2824, 3287, 3401, 6574, 6707, 6802, 13148, 13414, 13604, 26296, 26828, 27208, 30967, 53656, 61069, 61934, 63187, 122138, 123868, 126374, 244276, 247736, 252748, 488552, 505496, 588373, 1160311, 1176746, 1200553, 2320622, 2353492, 2401106, 4641244, 4706984, 4802212, 9282488, 9604424, 10931351, 21862702, 43725404, 87450808, 207695669, 415391338, 830782676, 1661565352]

約数ペア:

[(1, 1661565352), (2, 830782676), (4, 415391338), (8, 207695669), (19, 87450808), (38, 43725404), (76, 21862702), (152, 10931351), (173, 9604424), (179, 9282488), (346, 4802212), (353, 4706984), (358, 4641244), (692, 2401106), (706, 2353492), (716, 2320622), (1384, 1200553), (1412, 1176746), (1432, 1160311), (2824, 588373), (3287, 505496), (3401, 488552), (6574, 252748), (6707, 247736), (6802, 244276), (13148, 126374), (13414, 123868), (13604, 122138), (26296, 63187), (26828, 61934), (27208, 61069), (30967, 53656)]