81254574

素因数分解:

$2^1\times 3^2\times {\mathrm{1439}}^1\times {\mathrm{3137}}^1$

素因数の和:4584

約数の個数: 24

約数和(自身を含む): 176230080

約数和(自身を除く): 94975506

約数列:

[1, 2, 3, 6, 9, 18, 1439, 2878, 3137, 4317, 6274, 8634, 9411, 12951, 18822, 25902, 28233, 56466, 4514143, 9028286, 13542429, 27084858, 40627287, 81254574]

約数ペア:

[(1, 81254574), (2, 40627287), (3, 27084858), (6, 13542429), (9, 9028286), (18, 4514143), (1439, 56466), (2878, 28233), (3137, 25902), (4317, 18822), (6274, 12951), (8634, 9411)]