287458533

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{4889}}^1$

素因数の和:5081

約数の個数: 24

約数和(自身を含む): 427190400

約数和(自身を除く): 139731867

約数列:

[1, 3, 9, 47, 139, 141, 417, 423, 1251, 4889, 6533, 14667, 19599, 44001, 58797, 229783, 679571, 689349, 2038713, 2068047, 6116139, 31939837, 95819511, 287458533]

約数ペア:

[(1, 287458533), (3, 95819511), (9, 31939837), (47, 6116139), (139, 2068047), (141, 2038713), (417, 689349), (423, 679571), (1251, 229783), (4889, 58797), (6533, 44001), (14667, 19599)]