63986979

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{15467}}^1$

素因数の和:15674

約数の個数: 16

約数和(自身を含む): 98005248

約数和(自身を除く): 34018269

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 15467, 46401, 108269, 324807, 3046999, 9140997, 21328993, 63986979]

約数ペア:

[(1, 63986979), (3, 21328993), (7, 9140997), (21, 3046999), (197, 324807), (591, 108269), (1379, 46401), (4137, 15467)]