2008989855

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{41299}}^1$

素因数の和:41380

約数の個数: 48

約数和(自身を含む): 3711052800

約数和(自身を除く): 1702062945

約数列:

[1, 3, 5, 9, 15, 23, 45, 47, 69, 115, 141, 207, 235, 345, 423, 705, 1035, 1081, 2115, 3243, 5405, 9729, 16215, 41299, 48645, 123897, 206495, 371691, 619485, 949877, 1858455, 1941053, 2849631, 4749385, 5823159, 8548893, 9705265, 14248155, 17469477, 29115795, 42744465, 44644219, 87347385, 133932657, 223221095, 401797971, 669663285, 2008989855]

約数ペア:

[(1, 2008989855), (3, 669663285), (5, 401797971), (9, 223221095), (15, 133932657), (23, 87347385), (45, 44644219), (47, 42744465), (69, 29115795), (115, 17469477), (141, 14248155), (207, 9705265), (235, 8548893), (345, 5823159), (423, 4749385), (705, 2849631), (1035, 1941053), (1081, 1858455), (2115, 949877), (3243, 619485), (5405, 371691), (9729, 206495), (16215, 123897), (41299, 48645)]