217694514

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{4909}}^1$

素因数の和:5322

約数の個数: 32

約数和(自身を含む): 459576000

約数和(自身を除く): 241881486

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 389, 778, 1167, 2334, 4909, 7391, 9818, 14727, 14782, 22173, 29454, 44346, 93271, 186542, 279813, 559626, 1909601, 3819202, 5728803, 11457606, 36282419, 72564838, 108847257, 217694514]

約数ペア:

[(1, 217694514), (2, 108847257), (3, 72564838), (6, 36282419), (19, 11457606), (38, 5728803), (57, 3819202), (114, 1909601), (389, 559626), (778, 279813), (1167, 186542), (2334, 93271), (4909, 44346), (7391, 29454), (9818, 22173), (14727, 14782)]