68986155

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2749}}^1$

素因数の和:3003

約数の個数: 32

約数和(自身を含む): 126720000

約数和(自身を除く): 57733845

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 239, 717, 1195, 1673, 2749, 3585, 5019, 8247, 8365, 13745, 19243, 25095, 41235, 57729, 96215, 288645, 657011, 1971033, 3285055, 4599077, 9855165, 13797231, 22995385, 68986155]

約数ペア:

[(1, 68986155), (3, 22995385), (5, 13797231), (7, 9855165), (15, 4599077), (21, 3285055), (35, 1971033), (105, 657011), (239, 288645), (717, 96215), (1195, 57729), (1673, 41235), (2749, 25095), (3585, 19243), (5019, 13745), (8247, 8365)]