810485679

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{1087}}^1$

素因数の和:1339

約数の個数: 32

約数和(自身を含む): 1158676480

約数和(自身を除く): 348190801

約数列:

[1, 3, 19, 57, 103, 127, 309, 381, 1087, 1957, 2413, 3261, 5871, 7239, 13081, 20653, 39243, 61959, 111961, 138049, 248539, 335883, 414147, 745617, 2127259, 2622931, 6381777, 7868793, 14219047, 42657141, 270161893, 810485679]

約数ペア:

[(1, 810485679), (3, 270161893), (19, 42657141), (57, 14219047), (103, 7868793), (127, 6381777), (309, 2622931), (381, 2127259), (1087, 745617), (1957, 414147), (2413, 335883), (3261, 248539), (5871, 138049), (7239, 111961), (13081, 61959), (20653, 39243)]