16945845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{811}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 31180800

約数和(自身を除く): 14234955

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 199, 597, 811, 995, 1393, 2433, 2985, 4055, 4179, 5677, 6965, 12165, 17031, 20895, 28385, 85155, 161389, 484167, 806945, 1129723, 2420835, 3389169, 5648615, 16945845]

約数ペア:

[(1, 16945845), (3, 5648615), (5, 3389169), (7, 2420835), (15, 1129723), (21, 806945), (35, 484167), (105, 161389), (199, 85155), (597, 28385), (811, 20895), (995, 17031), (1393, 12165), (2433, 6965), (2985, 5677), (4055, 4179)]