51807965

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4507}}^1$

素因数の和:4553

約数の個数: 24

約数和(自身を含む): 71947680

約数和(自身を除く): 20139715

約数列:

[1, 5, 11, 19, 55, 95, 121, 209, 605, 1045, 2299, 4507, 11495, 22535, 49577, 85633, 247885, 428165, 545347, 941963, 2726735, 4709815, 10361593, 51807965]

約数ペア:

[(1, 51807965), (5, 10361593), (11, 4709815), (19, 2726735), (55, 941963), (95, 545347), (121, 428165), (209, 247885), (605, 85633), (1045, 49577), (2299, 22535), (4507, 11495)]