201790281

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{124793}}^1$

素因数の和:124821

約数の個数: 24

約数和(自身を含む): 341436384

約数和(自身を除く): 139646103

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 124793, 374379, 873551, 1372723, 2620653, 4118169, 6114857, 9609061, 18344571, 28827183, 67263427, 201790281]

約数ペア:

[(1, 201790281), (3, 67263427), (7, 28827183), (11, 18344571), (21, 9609061), (33, 6114857), (49, 4118169), (77, 2620653), (147, 1372723), (231, 873551), (539, 374379), (1617, 124793)]