1219786516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47581}}^1$

素因数の和:47644

約数の個数: 48

約数和(自身を含む): 2518039440

約数和(自身を除く): 1298252924

約数列:

[1, 2, 4, 13, 17, 26, 29, 34, 52, 58, 68, 116, 221, 377, 442, 493, 754, 884, 986, 1508, 1972, 6409, 12818, 25636, 47581, 95162, 190324, 618553, 808877, 1237106, 1379849, 1617754, 2474212, 2759698, 3235508, 5519396, 10515401, 17938037, 21030802, 23457433, 35876074, 42061604, 46914866, 71752148, 93829732, 304946629, 609893258, 1219786516]

約数ペア:

[(1, 1219786516), (2, 609893258), (4, 304946629), (13, 93829732), (17, 71752148), (26, 46914866), (29, 42061604), (34, 35876074), (52, 23457433), (58, 21030802), (68, 17938037), (116, 10515401), (221, 5519396), (377, 3235508), (442, 2759698), (493, 2474212), (754, 1617754), (884, 1379849), (986, 1237106), (1508, 808877), (1972, 618553), (6409, 190324), (12818, 95162), (25636, 47581)]