205355529

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 322987392

約数和(自身を除く): 117631863

約数列:

[1, 3, 9, 17, 51, 83, 103, 153, 157, 249, 309, 471, 747, 927, 1411, 1413, 1751, 2669, 4233, 5253, 8007, 8549, 12699, 13031, 15759, 16171, 24021, 25647, 39093, 48513, 76941, 117279, 145333, 145539, 221527, 274907, 435999, 664581, 824721, 1307997, 1342193, 1993743, 2474163, 4026579, 12079737, 22817281, 68451843, 205355529]

約数ペア:

[(1, 205355529), (3, 68451843), (9, 22817281), (17, 12079737), (51, 4026579), (83, 2474163), (103, 1993743), (153, 1342193), (157, 1307997), (249, 824721), (309, 664581), (471, 435999), (747, 274907), (927, 221527), (1411, 145539), (1413, 145333), (1751, 117279), (2669, 76941), (4233, 48513), (5253, 39093), (8007, 25647), (8549, 24021), (12699, 16171), (13031, 15759)]