208034169

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{457}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 324483840

約数和(自身を除く): 116449671

約数列:

[1, 3, 7, 21, 53, 159, 371, 409, 457, 1113, 1227, 1371, 2863, 3199, 8589, 9597, 21677, 24221, 65031, 72663, 151739, 169547, 186913, 455217, 508641, 560739, 1308391, 3925173, 9906389, 29719167, 69344723, 208034169]

約数ペア:

[(1, 208034169), (3, 69344723), (7, 29719167), (21, 9906389), (53, 3925173), (159, 1308391), (371, 560739), (409, 508641), (457, 455217), (1113, 186913), (1227, 169547), (1371, 151739), (2863, 72663), (3199, 65031), (8589, 24221), (9597, 21677)]