27636735

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1979}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 54172800

約数和(自身を除く): 26536065

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1979, 1995, 2793, 4655, 5937, 9895, 13853, 13965, 29685, 37601, 41559, 69265, 96971, 112803, 188005, 207795, 263207, 290913, 484855, 564015, 789621, 1316035, 1454565, 1842449, 3948105, 5527347, 9212245, 27636735]

約数ペア:

[(1, 27636735), (3, 9212245), (5, 5527347), (7, 3948105), (15, 1842449), (19, 1454565), (21, 1316035), (35, 789621), (49, 564015), (57, 484855), (95, 290913), (105, 263207), (133, 207795), (147, 188005), (245, 112803), (285, 96971), (399, 69265), (665, 41559), (735, 37601), (931, 29685), (1979, 13965), (1995, 13853), (2793, 9895), (4655, 5937)]