64694791

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21149}}^1$

素因数の和:21198

約数の個数: 16

約数和(自身を含む): 81216000

約数和(自身を除く): 16521209

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 21149, 148043, 401831, 486427, 2812817, 3404989, 9242113, 64694791]

約数ペア:

[(1, 64694791), (7, 9242113), (19, 3404989), (23, 2812817), (133, 486427), (161, 401831), (437, 148043), (3059, 21149)]