313080005

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{15187}}^1$

素因数の和:15249

約数の個数: 32

約数和(自身を含む): 466575360

約数和(自身を除く): 153495355

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 1085, 2945, 4123, 15187, 20615, 75935, 106309, 288553, 470797, 531545, 1442765, 2019871, 2353985, 3295579, 8945143, 10099355, 16477895, 44725715, 62616001, 313080005]

約数ペア:

[(1, 313080005), (5, 62616001), (7, 44725715), (19, 16477895), (31, 10099355), (35, 8945143), (95, 3295579), (133, 2353985), (155, 2019871), (217, 1442765), (589, 531545), (665, 470797), (1085, 288553), (2945, 106309), (4123, 75935), (15187, 20615)]