140393655

素因数分解:

$3^4\times 5^1\times {\mathrm{346651}}^1$

素因数の和:346668

約数の個数: 20

約数和(自身を含む): 251669352

約数和(自身を除く): 111275697

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 346651, 1039953, 1733255, 3119859, 5199765, 9359577, 15599295, 28078731, 46797885, 140393655]

約数ペア:

[(1, 140393655), (3, 46797885), (5, 28078731), (9, 15599295), (15, 9359577), (27, 5199765), (45, 3119859), (81, 1733255), (135, 1039953), (405, 346651)]