139611997

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{1091}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 162175104

約数和(自身を除く): 22563107

約数列:

[1, 7, 101, 181, 707, 1091, 1267, 7637, 18281, 110191, 127967, 197471, 771337, 1382297, 19944571, 139611997]

約数ペア:

[(1, 139611997), (7, 19944571), (101, 1382297), (181, 771337), (707, 197471), (1091, 127967), (1267, 110191), (7637, 18281)]