69984649

素因数分解:

$7^1\times {\mathrm{37}}^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 84194880

約数和(自身を除く): 14210231

約数列:

[1, 7, 37, 67, 109, 259, 469, 763, 1369, 2479, 4033, 7303, 9583, 17353, 28231, 51121, 91723, 149221, 270211, 642061, 1044547, 1891477, 9997807, 69984649]

約数ペア:

[(1, 69984649), (7, 9997807), (37, 1891477), (67, 1044547), (109, 642061), (259, 270211), (469, 149221), (763, 91723), (1369, 51121), (2479, 28231), (4033, 17353), (7303, 9583)]