1821980166555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{246380009}}^1$

素因数の和:246380063

約数の個数: 32

約数和(自身を含む): 3193084929600

約数和(自身を除く): 1371104763045

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 7395, 246380009, 739140027, 1231900045, 3695700135, 4188460153, 7145020261, 12565380459, 20942300765, 21435060783, 35725101305, 62826902295, 107175303915, 121465344437, 364396033311, 607326722185, 1821980166555]

約数ペア:

[(1, 1821980166555), (3, 607326722185), (5, 364396033311), (15, 121465344437), (17, 107175303915), (29, 62826902295), (51, 35725101305), (85, 21435060783), (87, 20942300765), (145, 12565380459), (255, 7145020261), (435, 4188460153), (493, 3695700135), (1479, 1231900045), (2465, 739140027), (7395, 246380009)]