49387821

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3019}}^1$

素因数の和:3089

約数の個数: 32

約数和(自身を含む): 81177600

約数和(自身を除く): 31789779

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 3019, 5453, 9057, 16359, 21133, 57361, 63399, 123779, 172083, 371337, 401527, 866453, 1204581, 2351801, 2599359, 7055403, 16462607, 49387821]

約数ペア:

[(1, 49387821), (3, 16462607), (7, 7055403), (19, 2599359), (21, 2351801), (41, 1204581), (57, 866453), (123, 401527), (133, 371337), (287, 172083), (399, 123779), (779, 63399), (861, 57361), (2337, 21133), (3019, 16359), (5453, 9057)]