180668929

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4513}}^1$

素因数の和:4589

約数の個数: 24

約数和(自身を含む): 226422240

約数和(自身を除く): 45753311

約数列:

[1, 7, 19, 43, 49, 133, 301, 817, 931, 2107, 4513, 5719, 31591, 40033, 85747, 194059, 221137, 600229, 1358413, 3687121, 4201603, 9508891, 25809847, 180668929]

約数ペア:

[(1, 180668929), (7, 25809847), (19, 9508891), (43, 4201603), (49, 3687121), (133, 1358413), (301, 600229), (817, 221137), (931, 194059), (2107, 85747), (4513, 40033), (5719, 31591)]