2756031551

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3187}}^1$

素因数の和:3280

約数の個数: 48

約数和(自身を含む): 3696447744

約数和(自身を除く): 940416193

約数列:

[1, 7, 13, 17, 43, 91, 119, 169, 221, 301, 559, 731, 1183, 1547, 2873, 3187, 3913, 5117, 7267, 9503, 20111, 22309, 41431, 50869, 54179, 66521, 123539, 137041, 290017, 379253, 538603, 704327, 864773, 959287, 1781533, 2329697, 3770221, 4930289, 9156251, 12470731, 16307879, 23159929, 30286061, 64093757, 162119503, 212002427, 393718793, 2756031551]

約数ペア:

[(1, 2756031551), (7, 393718793), (13, 212002427), (17, 162119503), (43, 64093757), (91, 30286061), (119, 23159929), (169, 16307879), (221, 12470731), (301, 9156251), (559, 4930289), (731, 3770221), (1183, 2329697), (1547, 1781533), (2873, 959287), (3187, 864773), (3913, 704327), (5117, 538603), (7267, 379253), (9503, 290017), (20111, 137041), (22309, 123539), (41431, 66521), (50869, 54179)]