201880719

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{11689}}^1$

素因数の和:11815

約数の個数: 24

約数和(自身を含む): 310018800

約数和(自身を除く): 108138081

約数列:

[1, 3, 9, 19, 57, 101, 171, 303, 909, 1919, 5757, 11689, 17271, 35067, 105201, 222091, 666273, 1180589, 1998819, 3541767, 10625301, 22431191, 67293573, 201880719]

約数ペア:

[(1, 201880719), (3, 67293573), (9, 22431191), (19, 10625301), (57, 3541767), (101, 1998819), (171, 1180589), (303, 666273), (909, 222091), (1919, 105201), (5757, 35067), (11689, 17271)]