811890964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1\times {\mathrm{499}}^1$

素因数の和:928

約数の個数: 48

約数和(自身を含む): 1533168000

約数和(自身を除く): 721277036

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 337, 499, 674, 998, 1207, 1348, 1996, 2414, 4828, 5729, 8483, 11458, 16966, 22916, 23927, 33932, 35429, 47854, 70858, 95708, 141716, 168163, 336326, 406759, 602293, 672652, 813518, 1204586, 1627036, 2409172, 2858771, 5717542, 11435084, 11939573, 23879146, 47758292, 202972741, 405945482, 811890964]

約数ペア:

[(1, 811890964), (2, 405945482), (4, 202972741), (17, 47758292), (34, 23879146), (68, 11939573), (71, 11435084), (142, 5717542), (284, 2858771), (337, 2409172), (499, 1627036), (674, 1204586), (998, 813518), (1207, 672652), (1348, 602293), (1996, 406759), (2414, 336326), (4828, 168163), (5729, 141716), (8483, 95708), (11458, 70858), (16966, 47854), (22916, 35429), (23927, 33932)]