123236564

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{2521}}^1$

素因数の和:2648

約数の個数: 36

約数和(自身を含む): 239494164

約数和(自身を除く): 116257600

約数列:

[1, 2, 4, 11, 22, 44, 101, 121, 202, 242, 404, 484, 1111, 2222, 2521, 4444, 5042, 10084, 12221, 24442, 27731, 48884, 55462, 110924, 254621, 305041, 509242, 610082, 1018484, 1220164, 2800831, 5601662, 11203324, 30809141, 61618282, 123236564]

約数ペア:

[(1, 123236564), (2, 61618282), (4, 30809141), (11, 11203324), (22, 5601662), (44, 2800831), (101, 1220164), (121, 1018484), (202, 610082), (242, 509242), (404, 305041), (484, 254621), (1111, 110924), (2222, 55462), (2521, 48884), (4444, 27731), (5042, 24442), (10084, 12221)]