194975055

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20731}}^1$

素因数の和:20772

約数の個数: 48

約数和(自身を含む): 388103040

約数和(自身を除く): 193127985

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 3135, 9405, 20731, 62193, 103655, 186579, 228041, 310965, 393889, 684123, 932895, 1140205, 1181667, 1969445, 2052369, 3420615, 3545001, 4332779, 5908335, 10261845, 12998337, 17725005, 21663895, 38995011, 64991685, 194975055]

約数ペア:

[(1, 194975055), (3, 64991685), (5, 38995011), (9, 21663895), (11, 17725005), (15, 12998337), (19, 10261845), (33, 5908335), (45, 4332779), (55, 3545001), (57, 3420615), (95, 2052369), (99, 1969445), (165, 1181667), (171, 1140205), (209, 932895), (285, 684123), (495, 393889), (627, 310965), (855, 228041), (1045, 186579), (1881, 103655), (3135, 62193), (9405, 20731)]