209510001

素因数分解:

$3^2\times {\mathrm{191}}^1\times {\mathrm{307}}^1\times {\mathrm{397}}^1$

素因数の和:901

約数の個数: 24

約数和(自身を含む): 305969664

約数和(自身を除く): 96459663

約数列:

[1, 3, 9, 191, 307, 397, 573, 921, 1191, 1719, 2763, 3573, 58637, 75827, 121879, 175911, 227481, 365637, 527733, 682443, 1096911, 23278889, 69836667, 209510001]

約数ペア:

[(1, 209510001), (3, 69836667), (9, 23278889), (191, 1096911), (307, 682443), (397, 527733), (573, 365637), (921, 227481), (1191, 175911), (1719, 121879), (2763, 75827), (3573, 58637)]