39987978

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{1277}}^1$

素因数の和:1606

約数の個数: 32

約数和(自身を含む): 85022784

約数和(自身を除く): 45034806

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 307, 614, 921, 1277, 1842, 2554, 3831, 5219, 7662, 10438, 15657, 21709, 31314, 43418, 65127, 130254, 392039, 784078, 1176117, 2352234, 6664663, 13329326, 19993989, 39987978]

約数ペア:

[(1, 39987978), (2, 19993989), (3, 13329326), (6, 6664663), (17, 2352234), (34, 1176117), (51, 784078), (102, 392039), (307, 130254), (614, 65127), (921, 43418), (1277, 31314), (1842, 21709), (2554, 15657), (3831, 10438), (5219, 7662)]