1640332809

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{14503}}^1$

素因数の和:14642

約数の個数: 32

約数和(自身を含む): 2506291200

約数和(自身を除く): 865958391

約数列:

[1, 3, 9, 27, 59, 71, 177, 213, 531, 639, 1593, 1917, 4189, 12567, 14503, 37701, 43509, 113103, 130527, 391581, 855677, 1029713, 2567031, 3089139, 7701093, 9267417, 23103279, 27802251, 60753067, 182259201, 546777603, 1640332809]

約数ペア:

[(1, 1640332809), (3, 546777603), (9, 182259201), (27, 60753067), (59, 27802251), (71, 23103279), (177, 9267417), (213, 7701093), (531, 3089139), (639, 2567031), (1593, 1029713), (1917, 855677), (4189, 391581), (12567, 130527), (14503, 113103), (37701, 43509)]