212329887

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131311}}^1$

素因数の和:131339

約数の個数: 24

約数和(自身を含む): 359269632

約数和(自身を除く): 146939745

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 131311, 393933, 919177, 1444421, 2757531, 4333263, 6434239, 10110947, 19302717, 30332841, 70776629, 212329887]

約数ペア:

[(1, 212329887), (3, 70776629), (7, 30332841), (11, 19302717), (21, 10110947), (33, 6434239), (49, 4333263), (77, 2757531), (147, 1444421), (231, 919177), (539, 393933), (1617, 131311)]