491288115

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{4561}}^1$

素因数の和:4779

約数の個数: 32

約数和(自身を含む): 809335296

約数和(自身を除く): 318047181

約数列:

[1, 3, 5, 15, 43, 129, 167, 215, 501, 645, 835, 2505, 4561, 7181, 13683, 21543, 22805, 35905, 68415, 107715, 196123, 588369, 761687, 980615, 2285061, 2941845, 3808435, 11425305, 32752541, 98257623, 163762705, 491288115]

約数ペア:

[(1, 491288115), (3, 163762705), (5, 98257623), (15, 32752541), (43, 11425305), (129, 3808435), (167, 2941845), (215, 2285061), (501, 980615), (645, 761687), (835, 588369), (2505, 196123), (4561, 107715), (7181, 68415), (13683, 35905), (21543, 22805)]