214922015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2671}}^1$

素因数の和:2724

約数の個数: 48

約数和(自身を含む): 341160960

約数和(自身を除く): 126238945

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 121, 133, 209, 385, 605, 665, 847, 1045, 1463, 2299, 2671, 4235, 7315, 11495, 13355, 16093, 18697, 29381, 50749, 80465, 93485, 146905, 205667, 253745, 323191, 355243, 558239, 1028335, 1615955, 1776215, 2262337, 2791195, 3907673, 6140629, 11311685, 19538365, 30703145, 42984403, 214922015]

約数ペア:

[(1, 214922015), (5, 42984403), (7, 30703145), (11, 19538365), (19, 11311685), (35, 6140629), (55, 3907673), (77, 2791195), (95, 2262337), (121, 1776215), (133, 1615955), (209, 1028335), (385, 558239), (605, 355243), (665, 323191), (847, 253745), (1045, 205667), (1463, 146905), (2299, 93485), (2671, 80465), (4235, 50749), (7315, 29381), (11495, 18697), (13355, 16093)]