1028488321

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2969}}^1$

素因数の和:3105

約数の個数: 32

約数和(自身を含む): 1293304320

約数和(自身を除く): 264815999

約数列:

[1, 7, 17, 41, 71, 119, 287, 497, 697, 1207, 2911, 2969, 4879, 8449, 20377, 20783, 49487, 50473, 121729, 210799, 346409, 353311, 852103, 1475593, 2069393, 3583583, 8642759, 14485751, 25085081, 60499313, 146926903, 1028488321]

約数ペア:

[(1, 1028488321), (7, 146926903), (17, 60499313), (41, 25085081), (71, 14485751), (119, 8642759), (287, 3583583), (497, 2069393), (697, 1475593), (1207, 852103), (2911, 353311), (2969, 346409), (4879, 210799), (8449, 121729), (20377, 50473), (20783, 49487)]