68142711

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{249607}}^1$

素因数の和:249630

約数の個数: 16

約数和(自身を含む): 111824384

約数和(自身を除く): 43681673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 249607, 748821, 1747249, 3244891, 5241747, 9734673, 22714237, 68142711]

約数ペア:

[(1, 68142711), (3, 22714237), (7, 9734673), (13, 5241747), (21, 3244891), (39, 1747249), (91, 748821), (273, 249607)]