81257429

素因数分解:

${\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 92520120

約数和(自身を除く): 11262691

約数列:

[1, 11, 61, 101, 109, 121, 671, 1111, 1199, 6161, 6649, 7381, 11009, 12221, 13189, 67771, 73139, 121099, 671549, 745481, 804529, 1332089, 7387039, 81257429]

約数ペア:

[(1, 81257429), (11, 7387039), (61, 1332089), (101, 804529), (109, 745481), (121, 671549), (671, 121099), (1111, 73139), (1199, 67771), (6161, 13189), (6649, 12221), (7381, 11009)]