291207186

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37021}}^1$

素因数の和:37071

約数の個数: 48

約数和(自身を含む): 693051840

約数和(自身を除く): 401844654

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 2622, 3933, 7866, 37021, 74042, 111063, 222126, 333189, 666378, 703399, 851483, 1406798, 1702966, 2110197, 2554449, 4220394, 5108898, 6330591, 7663347, 12661182, 15326694, 16178177, 32356354, 48534531, 97069062, 145603593, 291207186]

約数ペア:

[(1, 291207186), (2, 145603593), (3, 97069062), (6, 48534531), (9, 32356354), (18, 16178177), (19, 15326694), (23, 12661182), (38, 7663347), (46, 6330591), (57, 5108898), (69, 4220394), (114, 2554449), (138, 2110197), (171, 1702966), (207, 1406798), (342, 851483), (414, 703399), (437, 666378), (874, 333189), (1311, 222126), (2622, 111063), (3933, 74042), (7866, 37021)]