7440286

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 13628160

約数和(自身を除く): 6187874

約数列:

[1, 2, 7, 14, 19, 38, 83, 133, 166, 266, 337, 581, 674, 1162, 1577, 2359, 3154, 4718, 6403, 11039, 12806, 22078, 27971, 44821, 55942, 89642, 195797, 391594, 531449, 1062898, 3720143, 7440286]

約数ペア:

[(1, 7440286), (2, 3720143), (7, 1062898), (14, 531449), (19, 391594), (38, 195797), (83, 89642), (133, 55942), (166, 44821), (266, 27971), (337, 22078), (581, 12806), (674, 11039), (1162, 6403), (1577, 4718), (2359, 3154)]