12871001858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1103}}^1\times {\mathrm{40801}}^1$

素因数の和:41930

約数の個数: 32

約数和(自身を含む): 22702885632

約数和(自身を除く): 9831883774

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 1103, 2206, 12133, 14339, 24266, 28678, 40801, 81602, 157729, 315458, 448811, 530413, 897622, 1060826, 5834543, 11669086, 45003503, 90007006, 495038533, 585045539, 990077066, 1170091078, 6435500929, 12871001858]

約数ペア:

[(1, 12871001858), (2, 6435500929), (11, 1170091078), (13, 990077066), (22, 585045539), (26, 495038533), (143, 90007006), (286, 45003503), (1103, 11669086), (2206, 5834543), (12133, 1060826), (14339, 897622), (24266, 530413), (28678, 448811), (40801, 315458), (81602, 157729)]