489407777

素因数分解:

${\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{4139}}^1$

素因数の和:4312

約数の個数: 16

約数和(自身を含む): 525813120

約数和(自身を除く): 36405343

約数列:

[1, 23, 53, 97, 1219, 2231, 4139, 5141, 95197, 118243, 219367, 401483, 5045441, 9234109, 21278599, 489407777]

約数ペア:

[(1, 489407777), (23, 21278599), (53, 9234109), (97, 5045441), (1219, 401483), (2231, 219367), (4139, 118243), (5141, 95197)]