2009970095

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{108971}}^1$

素因数の和:109031

約数の個数: 32

約数和(自身を含む): 3012857856

約数和(自身を除く): 1002887761

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 1085, 2635, 3689, 18445, 108971, 544855, 762797, 1852507, 3378101, 3813985, 9262535, 12967549, 16890505, 23646707, 57427717, 64837745, 118233535, 287138585, 401994019, 2009970095]

約数ペア:

[(1, 2009970095), (5, 401994019), (7, 287138585), (17, 118233535), (31, 64837745), (35, 57427717), (85, 23646707), (119, 16890505), (155, 12967549), (217, 9262535), (527, 3813985), (595, 3378101), (1085, 1852507), (2635, 762797), (3689, 544855), (18445, 108971)]