90516209

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{12841}}^1$

素因数の和:12920

約数の個数: 16

約数和(自身を含む): 110954880

約数和(自身を除く): 20438671

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 12841, 89887, 243979, 680573, 1707853, 4764011, 12930887, 90516209]

約数ペア:

[(1, 90516209), (7, 12930887), (19, 4764011), (53, 1707853), (133, 680573), (371, 243979), (1007, 89887), (7049, 12841)]