126656257

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 162005760

約数和(自身を除く): 35349503

約数列:

[1, 7, 13, 41, 83, 91, 287, 409, 533, 581, 1079, 2863, 3403, 3731, 5317, 7553, 16769, 23821, 33947, 37219, 44239, 117383, 217997, 237629, 309673, 441311, 1391827, 1525979, 3089177, 9742789, 18093751, 126656257]

約数ペア:

[(1, 126656257), (7, 18093751), (13, 9742789), (41, 3089177), (83, 1525979), (91, 1391827), (287, 441311), (409, 309673), (533, 237629), (581, 217997), (1079, 117383), (2863, 44239), (3403, 37219), (3731, 33947), (5317, 23821), (7553, 16769)]