20161145835

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2928271}}^1$

素因数の和:2928305

約数の個数: 40

約数和(自身を含む): 38266658496

約数和(自身を除く): 18105512661

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 2928271, 8784813, 14641355, 26354439, 43924065, 49780607, 79063317, 131772195, 149341821, 237189951, 248903035, 395316585, 448025463, 746709105, 1185949755, 1344076389, 2240127315, 4032229167, 6720381945, 20161145835]

約数ペア:

[(1, 20161145835), (3, 6720381945), (5, 4032229167), (9, 2240127315), (15, 1344076389), (17, 1185949755), (27, 746709105), (45, 448025463), (51, 395316585), (81, 248903035), (85, 237189951), (135, 149341821), (153, 131772195), (255, 79063317), (405, 49780607), (459, 43924065), (765, 26354439), (1377, 14641355), (2295, 8784813), (6885, 2928271)]