71395971

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 103661568

約数和(自身を除く): 32265597

約数列:

[1, 3, 17, 51, 73, 127, 151, 219, 381, 453, 1241, 2159, 2567, 3723, 6477, 7701, 9271, 11023, 19177, 27813, 33069, 57531, 157607, 187391, 326009, 472821, 562173, 978027, 1399921, 4199763, 23798657, 71395971]

約数ペア:

[(1, 71395971), (3, 23798657), (17, 4199763), (51, 1399921), (73, 978027), (127, 562173), (151, 472821), (219, 326009), (381, 187391), (453, 157607), (1241, 57531), (2159, 33069), (2567, 27813), (3723, 19177), (6477, 11023), (7701, 9271)]