81404910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{904499}}^1$

素因数の和:904512

約数の個数: 24

約数和(自身を含む): 211653000

約数和(自身を除く): 130248090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 904499, 1808998, 2713497, 4522495, 5426994, 8140491, 9044990, 13567485, 16280982, 27134970, 40702455, 81404910]

約数ペア:

[(1, 81404910), (2, 40702455), (3, 27134970), (5, 16280982), (6, 13567485), (9, 9044990), (10, 8140491), (15, 5426994), (18, 4522495), (30, 2713497), (45, 1808998), (90, 904499)]