289193842

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{308309}}^1$

素因数の和:308385

約数の個数: 16

約数和(自身を含む): 503161920

約数和(自身を除く): 213968078

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 308309, 616618, 2158163, 4316326, 20656703, 41313406, 144596921, 289193842]

約数ペア:

[(1, 289193842), (2, 144596921), (7, 41313406), (14, 20656703), (67, 4316326), (134, 2158163), (469, 616618), (938, 308309)]