647942373

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{911}}^1\times {\mathrm{6079}}^1$

素因数の和:7009

約数の個数: 24

約数和(自身を含む): 1009182720

約数和(自身を除く): 361240347

約数列:

[1, 3, 9, 13, 39, 117, 911, 2733, 6079, 8199, 11843, 18237, 35529, 54711, 79027, 106587, 237081, 711243, 5537969, 16613907, 49841721, 71993597, 215980791, 647942373]

約数ペア:

[(1, 647942373), (3, 215980791), (9, 71993597), (13, 49841721), (39, 16613907), (117, 5537969), (911, 711243), (2733, 237081), (6079, 106587), (8199, 79027), (11843, 54711), (18237, 35529)]