303944991

素因数分解:

$3^1\times 7^4\times {\mathrm{42197}}^1$

素因数の和:42228

約数の個数: 20

約数和(自身を含む): 472786392

約数和(自身を除く): 168841401

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 42197, 126591, 295379, 886137, 2067653, 6202959, 14473571, 43420713, 101314997, 303944991]

約数ペア:

[(1, 303944991), (3, 101314997), (7, 43420713), (21, 14473571), (49, 6202959), (147, 2067653), (343, 886137), (1029, 295379), (2401, 126591), (7203, 42197)]