1285172218

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{123503}}^1$

素因数の和:123570

約数の個数: 24

約数和(自身を含む): 2168236224

約数和(自身を除く): 883064006

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 5203, 10406, 123503, 247006, 1358533, 2717066, 5310629, 10621258, 14943863, 29887726, 58416919, 116833838, 642586109, 1285172218]

約数ペア:

[(1, 1285172218), (2, 642586109), (11, 116833838), (22, 58416919), (43, 29887726), (86, 14943863), (121, 10621258), (242, 5310629), (473, 2717066), (946, 1358533), (5203, 247006), (10406, 123503)]