13691415

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21227}}^1$

素因数の和:21278

約数の個数: 16

約数和(自身を含む): 22416768

約数和(自身を除く): 8725353

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 21227, 63681, 106135, 318405, 912761, 2738283, 4563805, 13691415]

約数ペア:

[(1, 13691415), (3, 4563805), (5, 2738283), (15, 912761), (43, 318405), (129, 106135), (215, 63681), (645, 21227)]