61879815

素因数分解:

$3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3499}}^1$

素因数の和:3644

約数の個数: 32

約数和(自身を含む): 110880000

約数和(自身を除く): 49000185

約数列:

[1, 3, 5, 9, 15, 27, 45, 131, 135, 393, 655, 1179, 1965, 3499, 3537, 5895, 10497, 17495, 17685, 31491, 52485, 94473, 157455, 458369, 472365, 1375107, 2291845, 4125321, 6875535, 12375963, 20626605, 61879815]

約数ペア:

[(1, 61879815), (3, 20626605), (5, 12375963), (9, 6875535), (15, 4125321), (27, 2291845), (45, 1375107), (131, 472365), (135, 458369), (393, 157455), (655, 94473), (1179, 52485), (1965, 31491), (3499, 17685), (3537, 17495), (5895, 10497)]