81870852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{974653}}^1$

素因数の和:974667

約数の個数: 24

約数和(自身を含む): 218322496

約数和(自身を除く): 136451644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 974653, 1949306, 2923959, 3898612, 5847918, 6822571, 11695836, 13645142, 20467713, 27290284, 40935426, 81870852]

約数ペア:

[(1, 81870852), (2, 40935426), (3, 27290284), (4, 20467713), (6, 13645142), (7, 11695836), (12, 6822571), (14, 5847918), (21, 3898612), (28, 2923959), (42, 1949306), (84, 974653)]