1900431

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 3043040

約数和(自身を除く): 1142609

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 439, 481, 1317, 1443, 3951, 4329, 5707, 16243, 17121, 48729, 51363, 146187, 211159, 633477, 1900431]

約数ペア:

[(1, 1900431), (3, 633477), (9, 211159), (13, 146187), (37, 51363), (39, 48729), (111, 17121), (117, 16243), (333, 5707), (439, 4329), (481, 3951), (1317, 1443)]