638403941

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{6379}}^1$

素因数の和:6461

約数の個数: 24

約数和(自身を含む): 800205120

約数和(自身を除く): 161801179

約数列:

[1, 7, 17, 29, 119, 203, 493, 841, 3451, 5887, 6379, 14297, 44653, 100079, 108443, 184991, 759101, 1294937, 3144847, 5364739, 22013929, 37553173, 91200563, 638403941]

約数ペア:

[(1, 638403941), (7, 91200563), (17, 37553173), (29, 22013929), (119, 5364739), (203, 3144847), (493, 1294937), (841, 759101), (3451, 184991), (5887, 108443), (6379, 100079), (14297, 44653)]