90438271

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8831}}^1$

素因数の和:8875

約数の個数: 24

約数和(自身を含む): 120821760

約数和(自身を除く): 30383489

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 8831, 10241, 61817, 97141, 167789, 432719, 679987, 1174523, 1845679, 4759909, 8221661, 12919753, 90438271]

約数ペア:

[(1, 90438271), (7, 12919753), (11, 8221661), (19, 4759909), (49, 1845679), (77, 1174523), (133, 679987), (209, 432719), (539, 167789), (931, 97141), (1463, 61817), (8831, 10241)]