65072735

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20431}}^1$

素因数の和:20463

約数の個数: 24

約数和(自身を含む): 97828416

約数和(自身を除く): 32755681

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 20431, 102155, 143017, 265603, 715085, 1001119, 1328015, 1859221, 5005595, 9296105, 13014547, 65072735]

約数ペア:

[(1, 65072735), (5, 13014547), (7, 9296105), (13, 5005595), (35, 1859221), (49, 1328015), (65, 1001119), (91, 715085), (245, 265603), (455, 143017), (637, 102155), (3185, 20431)]