1330556778

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{1997833}}^1$

素因数の和:1997878

約数の個数: 24

約数和(自身を含む): 2960789988

約数和(自身を除く): 1630233210

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 1997833, 3995666, 5993499, 11986998, 17980497, 35960994, 73919821, 147839642, 221759463, 443518926, 665278389, 1330556778]

約数ペア:

[(1, 1330556778), (2, 665278389), (3, 443518926), (6, 221759463), (9, 147839642), (18, 73919821), (37, 35960994), (74, 17980497), (111, 11986998), (222, 5993499), (333, 3995666), (666, 1997833)]