1988787

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:123

約数の個数: 32

約数和(自身を含む): 3064320

約数和(自身を除く): 1075533

約数列:

[1, 3, 19, 23, 37, 41, 57, 69, 111, 123, 437, 703, 779, 851, 943, 1311, 1517, 2109, 2337, 2553, 2829, 4551, 16169, 17917, 28823, 34891, 48507, 53751, 86469, 104673, 662929, 1988787]

約数ペア:

[(1, 1988787), (3, 662929), (19, 104673), (23, 86469), (37, 53751), (41, 48507), (57, 34891), (69, 28823), (111, 17917), (123, 16169), (437, 4551), (703, 2829), (779, 2553), (851, 2337), (943, 2109), (1311, 1517)]