8781464

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 17010000

約数和(自身を除く): 8228536

約数列:

[1, 2, 4, 8, 53, 106, 139, 149, 212, 278, 298, 424, 556, 596, 1112, 1192, 7367, 7897, 14734, 15794, 20711, 29468, 31588, 41422, 58936, 63176, 82844, 165688, 1097683, 2195366, 4390732, 8781464]

約数ペア:

[(1, 8781464), (2, 4390732), (4, 2195366), (8, 1097683), (53, 165688), (106, 82844), (139, 63176), (149, 58936), (212, 41422), (278, 31588), (298, 29468), (424, 20711), (556, 15794), (596, 14734), (1112, 7897), (1192, 7367)]