156723021

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{27337}}^1$

素因数の和:27370

約数の個数: 36

約数和(自身を含む): 283604412

約数和(自身を除く): 126881391

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5733, 27337, 82011, 191359, 246033, 355381, 574077, 1066143, 1339513, 1722231, 2487667, 3198429, 4018539, 7463001, 12055617, 17413669, 22389003, 52241007, 156723021]

約数ペア:

[(1, 156723021), (3, 52241007), (7, 22389003), (9, 17413669), (13, 12055617), (21, 7463001), (39, 4018539), (49, 3198429), (63, 2487667), (91, 1722231), (117, 1339513), (147, 1066143), (273, 574077), (441, 355381), (637, 246033), (819, 191359), (1911, 82011), (5733, 27337)]