3231109

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 4071168

約数和(自身を除く): 840059

約数列:

[1, 7, 23, 47, 49, 61, 161, 329, 427, 1081, 1127, 1403, 2303, 2867, 2989, 7567, 9821, 20069, 52969, 65941, 68747, 140483, 461587, 3231109]

約数ペア:

[(1, 3231109), (7, 461587), (23, 140483), (47, 68747), (49, 65941), (61, 52969), (161, 20069), (329, 9821), (427, 7567), (1081, 2989), (1127, 2867), (1403, 2303)]