1551257983

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2155

約数の個数: 32

約数和(自身を含む): 1843200000

約数和(自身を除く): 291942017

約数列:

[1, 11, 19, 47, 79, 209, 517, 869, 893, 1501, 1999, 3713, 9823, 16511, 21989, 37981, 40843, 70547, 93953, 157921, 417791, 776017, 1033483, 1737131, 1785107, 3000499, 7422287, 19636177, 33005489, 81645157, 141023453, 1551257983]

約数ペア:

[(1, 1551257983), (11, 141023453), (19, 81645157), (47, 33005489), (79, 19636177), (209, 7422287), (517, 3000499), (869, 1785107), (893, 1737131), (1501, 1033483), (1999, 776017), (3713, 417791), (9823, 157921), (16511, 93953), (21989, 70547), (37981, 40843)]