290993355

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281153}}^1$

素因数の和:281187

約数の個数: 24

約数和(自身を含む): 526320288

約数和(自身を除く): 235326933

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 281153, 843459, 1405765, 2530377, 4217295, 6466519, 12651885, 19399557, 32332595, 58198671, 96997785, 290993355]

約数ペア:

[(1, 290993355), (3, 96997785), (5, 58198671), (9, 32332595), (15, 19399557), (23, 12651885), (45, 6466519), (69, 4217295), (115, 2530377), (207, 1405765), (345, 843459), (1035, 281153)]