664597964

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{1381}}^1\times {\mathrm{3881}}^1$

素因数の和:5297

約数の個数: 24

約数和(自身を含む): 1201742976

約数和(自身を除く): 537145012

約数列:

[1, 2, 4, 31, 62, 124, 1381, 2762, 3881, 5524, 7762, 15524, 42811, 85622, 120311, 171244, 240622, 481244, 5359661, 10719322, 21438644, 166149491, 332298982, 664597964]

約数ペア:

[(1, 664597964), (2, 332298982), (4, 166149491), (31, 21438644), (62, 10719322), (124, 5359661), (1381, 481244), (2762, 240622), (3881, 171244), (5524, 120311), (7762, 85622), (15524, 42811)]