642602158

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{495071}}^1$

素因数の和:495143

約数の個数: 16

約数和(自身を含む): 1069355520

約数和(自身を除く): 426753362

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 495071, 990142, 5445781, 10891562, 29209189, 58418378, 321301079, 642602158]

約数ペア:

[(1, 642602158), (2, 321301079), (11, 58418378), (22, 29209189), (59, 10891562), (118, 5445781), (649, 990142), (1298, 495071)]