213066945

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7433}}^1$

素因数の和:7471

約数の個数: 72

約数和(自身を含む): 462721896

約数和(自身を除く): 249654951

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 273, 315, 441, 455, 585, 637, 735, 819, 1365, 1911, 2205, 3185, 4095, 5733, 7433, 9555, 22299, 28665, 37165, 52031, 66897, 96629, 111495, 156093, 260155, 289887, 334485, 364217, 468279, 483145, 676403, 780465, 869661, 1092651, 1449435, 1821085, 2029209, 2341395, 3277953, 3382015, 4348305, 4734821, 5463255, 6087627, 10146045, 14204463, 16389765, 23674105, 30438135, 42613389, 71022315, 213066945]

約数ペア:

[(1, 213066945), (3, 71022315), (5, 42613389), (7, 30438135), (9, 23674105), (13, 16389765), (15, 14204463), (21, 10146045), (35, 6087627), (39, 5463255), (45, 4734821), (49, 4348305), (63, 3382015), (65, 3277953), (91, 2341395), (105, 2029209), (117, 1821085), (147, 1449435), (195, 1092651), (245, 869661), (273, 780465), (315, 676403), (441, 483145), (455, 468279), (585, 364217), (637, 334485), (735, 289887), (819, 260155), (1365, 156093), (1911, 111495), (2205, 96629), (3185, 66897), (4095, 52031), (5733, 37165), (7433, 28665), (9555, 22299)]