81951996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{975619}}^1$

素因数の和:975633

約数の個数: 24

約数和(自身を含む): 218538880

約数和(自身を除く): 136586884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 975619, 1951238, 2926857, 3902476, 5853714, 6829333, 11707428, 13658666, 20487999, 27317332, 40975998, 81951996]

約数ペア:

[(1, 81951996), (2, 40975998), (3, 27317332), (4, 20487999), (6, 13658666), (7, 11707428), (12, 6829333), (14, 5853714), (21, 3902476), (28, 2926857), (42, 1951238), (84, 975619)]