221260155

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{4133}}^1$

素因数の和:4267

約数の個数: 32

約数和(自身を含む): 366702336

約数和(自身を除く): 145442181

約数列:

[1, 3, 5, 15, 43, 83, 129, 215, 249, 415, 645, 1245, 3569, 4133, 10707, 12399, 17845, 20665, 53535, 61995, 177719, 343039, 533157, 888595, 1029117, 1715195, 2665785, 5145585, 14750677, 44252031, 73753385, 221260155]

約数ペア:

[(1, 221260155), (3, 73753385), (5, 44252031), (15, 14750677), (43, 5145585), (83, 2665785), (129, 1715195), (215, 1029117), (249, 888595), (415, 533157), (645, 343039), (1245, 177719), (3569, 61995), (4133, 53535), (10707, 20665), (12399, 17845)]