4019939

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 5515776

約数和(自身を除く): 1495837

約数列:

[1, 7, 11, 17, 37, 77, 83, 119, 187, 259, 407, 581, 629, 913, 1309, 1411, 2849, 3071, 4403, 6391, 6919, 9877, 15521, 21497, 33781, 48433, 52207, 108647, 236467, 365449, 574277, 4019939]

約数ペア:

[(1, 4019939), (7, 574277), (11, 365449), (17, 236467), (37, 108647), (77, 52207), (83, 48433), (119, 33781), (187, 21497), (259, 15521), (407, 9877), (581, 6919), (629, 6391), (913, 4403), (1309, 3071), (1411, 2849)]