65487891

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 103749120

約数和(自身を除く): 38261229

約数列:

[1, 3, 7, 21, 37, 89, 111, 259, 267, 623, 777, 947, 1869, 2841, 3293, 6629, 9879, 19887, 23051, 35039, 69153, 84283, 105117, 245273, 252849, 589981, 735819, 1769943, 3118471, 9355413, 21829297, 65487891]

約数ペア:

[(1, 65487891), (3, 21829297), (7, 9355413), (21, 3118471), (37, 1769943), (89, 735819), (111, 589981), (259, 252849), (267, 245273), (623, 105117), (777, 84283), (947, 69153), (1869, 35039), (2841, 23051), (3293, 19887), (6629, 9879)]