28305175239

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{400997}}^1$

素因数の和:401068

約数の個数: 48

約数和(自身を含む): 48042768384

約数和(自身を除く): 19737593145

約数列:

[1, 3, 9, 11, 23, 31, 33, 69, 93, 99, 207, 253, 279, 341, 713, 759, 1023, 2139, 2277, 3069, 6417, 7843, 23529, 70587, 400997, 1202991, 3608973, 4410967, 9222931, 12430907, 13232901, 27668793, 37292721, 39698703, 83006379, 101452241, 111878163, 136739977, 285910861, 304356723, 410219931, 857732583, 913070169, 1230659793, 2573197749, 3145019471, 9435058413, 28305175239]

約数ペア:

[(1, 28305175239), (3, 9435058413), (9, 3145019471), (11, 2573197749), (23, 1230659793), (31, 913070169), (33, 857732583), (69, 410219931), (93, 304356723), (99, 285910861), (207, 136739977), (253, 111878163), (279, 101452241), (341, 83006379), (713, 39698703), (759, 37292721), (1023, 27668793), (2139, 13232901), (2277, 12430907), (3069, 9222931), (6417, 4410967), (7843, 3608973), (23529, 1202991), (70587, 400997)]