11071991

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 13723776

約数和(自身を除く): 2651785

約数列:

[1, 7, 31, 37, 49, 197, 217, 259, 1147, 1379, 1519, 1813, 6107, 7289, 8029, 9653, 42749, 51023, 56203, 225959, 299243, 357161, 1581713, 11071991]

約数ペア:

[(1, 11071991), (7, 1581713), (31, 357161), (37, 299243), (49, 225959), (197, 56203), (217, 51023), (259, 42749), (1147, 9653), (1379, 8029), (1519, 7289), (1813, 6107)]