61850789

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 48

約数和(自身を含む): 86083200

約数和(自身を除く): 24232411

約数列:

[1, 7, 11, 13, 49, 77, 91, 97, 143, 169, 343, 539, 637, 679, 1001, 1067, 1183, 1261, 1859, 3773, 4459, 4753, 7007, 7469, 8281, 8827, 13013, 13871, 16393, 33271, 49049, 52283, 57967, 61789, 91091, 97097, 114751, 180323, 365981, 432523, 637637, 679679, 803257, 1262261, 4757753, 5622799, 8835827, 61850789]

約数ペア:

[(1, 61850789), (7, 8835827), (11, 5622799), (13, 4757753), (49, 1262261), (77, 803257), (91, 679679), (97, 637637), (143, 432523), (169, 365981), (343, 180323), (539, 114751), (637, 97097), (679, 91091), (1001, 61789), (1067, 57967), (1183, 52283), (1261, 49049), (1859, 33271), (3773, 16393), (4459, 13871), (4753, 13013), (7007, 8827), (7469, 8281)]