242620755

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{2179}}^1$

素因数の和:2771

約数の個数: 32

約数和(自身を含む): 418978560

約数和(自身を除く): 176357805

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 571, 1713, 2179, 2855, 6537, 7423, 8565, 10895, 22269, 28327, 32685, 37115, 84981, 111345, 141635, 424905, 1244209, 3732627, 6221045, 16174717, 18663135, 48524151, 80873585, 242620755]

約数ペア:

[(1, 242620755), (3, 80873585), (5, 48524151), (13, 18663135), (15, 16174717), (39, 6221045), (65, 3732627), (195, 1244209), (571, 424905), (1713, 141635), (2179, 111345), (2855, 84981), (6537, 37115), (7423, 32685), (8565, 28327), (10895, 22269)]