239288283

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{229}}^2$

素因数の和:493

約数の個数: 36

約数和(自身を含む): 385551720

約数和(自身を除く): 146263437

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 229, 351, 507, 687, 1521, 2061, 2977, 4563, 6183, 8931, 26793, 38701, 52441, 80379, 116103, 157323, 348309, 471969, 681733, 1044927, 1415907, 2045199, 6135597, 8862529, 18406791, 26587587, 79762761, 239288283]

約数ペア:

[(1, 239288283), (3, 79762761), (9, 26587587), (13, 18406791), (27, 8862529), (39, 6135597), (117, 2045199), (169, 1415907), (229, 1044927), (351, 681733), (507, 471969), (687, 348309), (1521, 157323), (2061, 116103), (2977, 80379), (4563, 52441), (6183, 38701), (8931, 26793)]