39671995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 53913600

約数和(自身を除く): 14241605

約数列:

[1, 5, 11, 47, 55, 103, 149, 235, 515, 517, 745, 1133, 1639, 2585, 4841, 5665, 7003, 8195, 15347, 24205, 35015, 53251, 76735, 77033, 168817, 266255, 385165, 721309, 844085, 3606545, 7934399, 39671995]

約数ペア:

[(1, 39671995), (5, 7934399), (11, 3606545), (47, 844085), (55, 721309), (103, 385165), (149, 266255), (235, 168817), (515, 77033), (517, 76735), (745, 53251), (1133, 35015), (1639, 24205), (2585, 15347), (4841, 8195), (5665, 7003)]