2247181209

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{661}}^1$

素因数の和:1287

約数の個数: 72

約数和(自身を含む): 4079347272

約数和(自身を除く): 1832166063

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 593, 637, 661, 819, 1779, 1911, 1983, 4151, 4627, 5337, 5733, 5949, 7709, 8593, 12453, 13881, 23127, 25779, 29057, 32389, 37359, 41643, 53963, 60151, 69381, 77337, 87171, 97167, 161889, 180453, 261513, 291501, 377741, 391973, 421057, 485667, 541359, 1133223, 1175919, 1263171, 2743811, 3399669, 3527757, 3789513, 5095649, 8231433, 15286947, 19206677, 24694299, 35669543, 45860841, 57620031, 107008629, 172860093, 249686801, 321025887, 749060403, 2247181209]

約数ペア:

[(1, 2247181209), (3, 749060403), (7, 321025887), (9, 249686801), (13, 172860093), (21, 107008629), (39, 57620031), (49, 45860841), (63, 35669543), (91, 24694299), (117, 19206677), (147, 15286947), (273, 8231433), (441, 5095649), (593, 3789513), (637, 3527757), (661, 3399669), (819, 2743811), (1779, 1263171), (1911, 1175919), (1983, 1133223), (4151, 541359), (4627, 485667), (5337, 421057), (5733, 391973), (5949, 377741), (7709, 291501), (8593, 261513), (12453, 180453), (13881, 161889), (23127, 97167), (25779, 87171), (29057, 77337), (32389, 69381), (37359, 60151), (41643, 53963)]