238606921

素因数分解:

$7^3\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 307238400

約数和(自身を除く): 68631479

約数列:

[1, 7, 19, 41, 47, 49, 133, 287, 329, 343, 361, 779, 893, 931, 1927, 2009, 2303, 2527, 5453, 6251, 6517, 13489, 14063, 14801, 16121, 16967, 17689, 36613, 38171, 43757, 94423, 103607, 118769, 123823, 256291, 267197, 306299, 660961, 695647, 725249, 831383, 1794037, 4869529, 5076743, 5819681, 12558259, 34086703, 238606921]

約数ペア:

[(1, 238606921), (7, 34086703), (19, 12558259), (41, 5819681), (47, 5076743), (49, 4869529), (133, 1794037), (287, 831383), (329, 725249), (343, 695647), (361, 660961), (779, 306299), (893, 267197), (931, 256291), (1927, 123823), (2009, 118769), (2303, 103607), (2527, 94423), (5453, 43757), (6251, 38171), (6517, 36613), (13489, 17689), (14063, 16967), (14801, 16121)]