243312979

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5701}}^1$

素因数の和:5795

約数の個数: 24

約数和(自身を含む): 309413328

約数和(自身を除く): 66100349

約数列:

[1, 7, 13, 49, 67, 91, 469, 637, 871, 3283, 5701, 6097, 39907, 42679, 74113, 279349, 381967, 518791, 2673769, 3631537, 4965571, 18716383, 34758997, 243312979]

約数ペア:

[(1, 243312979), (7, 34758997), (13, 18716383), (49, 4965571), (67, 3631537), (91, 2673769), (469, 518791), (637, 381967), (871, 279349), (3283, 74113), (5701, 42679), (6097, 39907)]