248389635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{74929}}^1$

素因数の和:74967

約数の個数: 32

約数和(自身を含む): 453176640

約数和(自身を除く): 204787005

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 74929, 224787, 374645, 974077, 1123935, 1273793, 2922231, 3821379, 4870385, 6368965, 14611155, 16559309, 19106895, 49677927, 82796545, 248389635]

約数ペア:

[(1, 248389635), (3, 82796545), (5, 49677927), (13, 19106895), (15, 16559309), (17, 14611155), (39, 6368965), (51, 4870385), (65, 3821379), (85, 2922231), (195, 1273793), (221, 1123935), (255, 974077), (663, 374645), (1105, 224787), (3315, 74929)]