290383989

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{4721}}^1$

素因数の和:4861

約数の個数: 32

約数和(自身を含む): 462378240

約数和(自身を除く): 171994251

約数列:

[1, 3, 7, 21, 29, 87, 101, 203, 303, 609, 707, 2121, 2929, 4721, 8787, 14163, 20503, 33047, 61509, 99141, 136909, 410727, 476821, 958363, 1430463, 2875089, 3337747, 10013241, 13827809, 41483427, 96794663, 290383989]

約数ペア:

[(1, 290383989), (3, 96794663), (7, 41483427), (21, 13827809), (29, 10013241), (87, 3337747), (101, 2875089), (203, 1430463), (303, 958363), (609, 476821), (707, 410727), (2121, 136909), (2929, 99141), (4721, 61509), (8787, 33047), (14163, 20503)]