2019913905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1277}}^1\times {\mathrm{6203}}^1$

素因数の和:7505

約数の個数: 32

約数和(自身を含む): 3425203584

約数和(自身を除く): 1405289679

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 1277, 3831, 6203, 6385, 18609, 19155, 21709, 31015, 65127, 93045, 105451, 108545, 316353, 325635, 527255, 1581765, 7921231, 23763693, 39606155, 118818465, 134660927, 403982781, 673304635, 2019913905]

約数ペア:

[(1, 2019913905), (3, 673304635), (5, 403982781), (15, 134660927), (17, 118818465), (51, 39606155), (85, 23763693), (255, 7921231), (1277, 1581765), (3831, 527255), (6203, 325635), (6385, 316353), (18609, 108545), (19155, 105451), (21709, 93045), (31015, 65127)]