2971605

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 5975424

約数和(自身を除く): 3003819

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 311, 455, 637, 735, 933, 1365, 1555, 1911, 2177, 3185, 4043, 4665, 6531, 9555, 10885, 12129, 15239, 20215, 28301, 32655, 45717, 60645, 76195, 84903, 141505, 198107, 228585, 424515, 594321, 990535, 2971605]

約数ペア:

[(1, 2971605), (3, 990535), (5, 594321), (7, 424515), (13, 228585), (15, 198107), (21, 141505), (35, 84903), (39, 76195), (49, 60645), (65, 45717), (91, 32655), (105, 28301), (147, 20215), (195, 15239), (245, 12129), (273, 10885), (311, 9555), (455, 6531), (637, 4665), (735, 4043), (933, 3185), (1365, 2177), (1555, 1911)]