2591398655

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{22871}}^1$

素因数の和:22967

約数の個数: 32

約数和(自身を含む): 3478007808

約数和(自身を除く): 886609153

約数列:

[1, 5, 17, 31, 43, 85, 155, 215, 527, 731, 1333, 2635, 3655, 6665, 22661, 22871, 113305, 114355, 388807, 709001, 983453, 1944035, 3545005, 4917265, 12053017, 16718701, 30487043, 60265085, 83593505, 152435215, 518279731, 2591398655]

約数ペア:

[(1, 2591398655), (5, 518279731), (17, 152435215), (31, 83593505), (43, 60265085), (85, 30487043), (155, 16718701), (215, 12053017), (527, 4917265), (731, 3545005), (1333, 1944035), (2635, 983453), (3655, 709001), (6665, 388807), (22661, 114355), (22871, 113305)]