131728305

素因数分解:

$3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{25163}}^1$

素因数の和:25520

約数の個数: 16

約数和(自身を含む): 211377600

約数和(自身を除く): 79649295

約数列:

[1, 3, 5, 15, 349, 1047, 1745, 5235, 25163, 75489, 125815, 377445, 8781887, 26345661, 43909435, 131728305]

約数ペア:

[(1, 131728305), (3, 43909435), (5, 26345661), (15, 8781887), (349, 377445), (1047, 125815), (1745, 75489), (5235, 25163)]