181431313

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{383}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 224133120

約数和(自身を除く): 42701807

約数列:

[1, 7, 31, 37, 59, 217, 259, 383, 413, 1147, 1829, 2183, 2681, 8029, 11873, 12803, 14171, 15281, 22597, 67673, 83111, 99197, 158179, 439301, 473711, 700507, 836089, 3075107, 4903549, 5852623, 25918759, 181431313]

約数ペア:

[(1, 181431313), (7, 25918759), (31, 5852623), (37, 4903549), (59, 3075107), (217, 836089), (259, 700507), (383, 473711), (413, 439301), (1147, 158179), (1829, 99197), (2183, 83111), (2681, 67673), (8029, 22597), (11873, 15281), (12803, 14171)]