201901315

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3943}}^1$

素因数の和:3992

約数の個数: 48

約数和(自身を含む): 323723520

約数和(自身を除く): 121822205

約数列:

[1, 5, 7, 11, 19, 35, 49, 55, 77, 95, 133, 209, 245, 385, 539, 665, 931, 1045, 1463, 2695, 3943, 4655, 7315, 10241, 19715, 27601, 43373, 51205, 74917, 138005, 193207, 216865, 303611, 374585, 524419, 824087, 966035, 1518055, 2125277, 2622095, 3670933, 4120435, 5768609, 10626385, 18354665, 28843045, 40380263, 201901315]

約数ペア:

[(1, 201901315), (5, 40380263), (7, 28843045), (11, 18354665), (19, 10626385), (35, 5768609), (49, 4120435), (55, 3670933), (77, 2622095), (95, 2125277), (133, 1518055), (209, 966035), (245, 824087), (385, 524419), (539, 374585), (665, 303611), (931, 216865), (1045, 193207), (1463, 138005), (2695, 74917), (3943, 51205), (4655, 43373), (7315, 27601), (10241, 19715)]