2018187745

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{1627}}^1$

素因数の和:1790

約数の個数: 48

約数和(自身を含む): 2899689408

約数和(自身を除く): 881501663

約数列:

[1, 5, 7, 35, 49, 61, 83, 245, 305, 415, 427, 581, 1627, 2135, 2905, 2989, 4067, 5063, 8135, 11389, 14945, 20335, 25315, 35441, 56945, 79723, 99247, 135041, 177205, 248087, 398615, 496235, 675205, 694729, 945287, 1240435, 3473645, 4726435, 4863103, 6617009, 8237501, 24315515, 33085045, 41187505, 57662507, 288312535, 403637549, 2018187745]

約数ペア:

[(1, 2018187745), (5, 403637549), (7, 288312535), (35, 57662507), (49, 41187505), (61, 33085045), (83, 24315515), (245, 8237501), (305, 6617009), (415, 4863103), (427, 4726435), (581, 3473645), (1627, 1240435), (2135, 945287), (2905, 694729), (2989, 675205), (4067, 496235), (5063, 398615), (8135, 248087), (11389, 177205), (14945, 135041), (20335, 99247), (25315, 79723), (35441, 56945)]