257698924

素因数分解:

$2^2\times 7^1\times {\mathrm{1181}}^1\times {\mathrm{7793}}^1$

素因数の和:8985

約数の個数: 24

約数和(自身を含む): 515900448

約数和(自身を除く): 258201524

約数列:

[1, 2, 4, 7, 14, 28, 1181, 2362, 4724, 7793, 8267, 15586, 16534, 31172, 33068, 54551, 109102, 218204, 9203533, 18407066, 36814132, 64424731, 128849462, 257698924]

約数ペア:

[(1, 257698924), (2, 128849462), (4, 64424731), (7, 36814132), (14, 18407066), (28, 9203533), (1181, 218204), (2362, 109102), (4724, 54551), (7793, 33068), (8267, 31172), (15586, 16534)]