66954741

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1399}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 106444800

約数和(自身を除く): 39490059

約数列:

[1, 3, 7, 21, 43, 53, 129, 159, 301, 371, 903, 1113, 1399, 2279, 4197, 6837, 9793, 15953, 29379, 47859, 60157, 74147, 180471, 222441, 421099, 519029, 1263297, 1557087, 3188321, 9564963, 22318247, 66954741]

約数ペア:

[(1, 66954741), (3, 22318247), (7, 9564963), (21, 3188321), (43, 1557087), (53, 1263297), (129, 519029), (159, 421099), (301, 222441), (371, 180471), (903, 74147), (1113, 60157), (1399, 47859), (2279, 29379), (4197, 15953), (6837, 9793)]