121920883

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{7717}}^1$

素因数の和:7822

約数の個数: 16

約数和(自身を含む): 145468864

約数和(自身を除く): 23547981

約数列:

[1, 7, 37, 61, 259, 427, 2257, 7717, 15799, 54019, 285529, 470737, 1998703, 3295159, 17417269, 121920883]

約数ペア:

[(1, 121920883), (7, 17417269), (37, 3295159), (61, 1998703), (259, 470737), (427, 285529), (2257, 54019), (7717, 15799)]