289097361

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{75227}}^1$

素因数の和:75301

約数の個数: 24

約数和(自身を含む): 485070144

約数和(自身を除く): 195972783

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 75227, 225681, 526589, 677043, 1579767, 4588847, 4739301, 13766541, 32121929, 41299623, 96365787, 289097361]

約数ペア:

[(1, 289097361), (3, 96365787), (7, 41299623), (9, 32121929), (21, 13766541), (61, 4739301), (63, 4588847), (183, 1579767), (427, 677043), (549, 526589), (1281, 225681), (3843, 75227)]