7131289

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 8280000

約数和(自身を除く): 1148711

約数列:

[1, 11, 19, 149, 209, 229, 1639, 2519, 2831, 4351, 31141, 34121, 47861, 375331, 648299, 7131289]

約数ペア:

[(1, 7131289), (11, 648299), (19, 375331), (149, 47861), (209, 34121), (229, 31141), (1639, 4351), (2519, 2831)]