149800976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{720197}}^1$

素因数の和:720218

約数の個数: 20

約数和(自身を含む): 312565932

約数和(自身を除く): 162764956

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 720197, 1440394, 2880788, 5761576, 9362561, 11523152, 18725122, 37450244, 74900488, 149800976]

約数ペア:

[(1, 149800976), (2, 74900488), (4, 37450244), (8, 18725122), (13, 11523152), (16, 9362561), (26, 5761576), (52, 2880788), (104, 1440394), (208, 720197)]