1321570355

素因数分解:

$5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{2161}}^1$

素因数の和:2447

約数の個数: 32

約数和(自身を含む): 1841816448

約数和(自身を除く): 520246093

約数列:

[1, 5, 7, 35, 101, 173, 505, 707, 865, 1211, 2161, 3535, 6055, 10805, 15127, 17473, 75635, 87365, 122311, 218261, 373853, 611555, 1091305, 1527827, 1869265, 2616971, 7639135, 13084855, 37759153, 188795765, 264314071, 1321570355]

約数ペア:

[(1, 1321570355), (5, 264314071), (7, 188795765), (35, 37759153), (101, 13084855), (173, 7639135), (505, 2616971), (707, 1869265), (865, 1527827), (1211, 1091305), (2161, 611555), (3535, 373853), (6055, 218261), (10805, 122311), (15127, 87365), (17473, 75635)]