1189771849

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{86851}}^1$

素因数の和:86980

約数の個数: 16

約数和(自身を含む): 1445217280

約数和(自身を除く): 255445431

約数列:

[1, 7, 19, 103, 133, 721, 1957, 13699, 86851, 607957, 1650169, 8945653, 11551183, 62619571, 169967407, 1189771849]

約数ペア:

[(1, 1189771849), (7, 169967407), (19, 62619571), (103, 11551183), (133, 8945653), (721, 1650169), (1957, 607957), (13699, 86851)]