12894791

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 16700544

約数和(自身を除く): 3805753

約数列:

[1, 7, 13, 31, 49, 91, 217, 403, 637, 653, 1519, 2821, 4571, 8489, 19747, 20243, 31997, 59423, 141701, 263159, 415961, 991907, 1842113, 12894791]

約数ペア:

[(1, 12894791), (7, 1842113), (13, 991907), (31, 415961), (49, 263159), (91, 141701), (217, 59423), (403, 31997), (637, 20243), (653, 19747), (1519, 8489), (2821, 4571)]