201913845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113117}}^1$

素因数の和:113149

約数の個数: 32

約数和(自身を含む): 390935808

約数和(自身を除く): 189021963

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 113117, 339351, 565585, 791819, 1696755, 1922989, 2375457, 3959095, 5768967, 9614945, 11877285, 13460923, 28844835, 40382769, 67304615, 201913845]

約数ペア:

[(1, 201913845), (3, 67304615), (5, 40382769), (7, 28844835), (15, 13460923), (17, 11877285), (21, 9614945), (35, 5768967), (51, 3959095), (85, 2375457), (105, 1922989), (119, 1696755), (255, 791819), (357, 565585), (595, 339351), (1785, 113117)]