680222193

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{613}}^1\times {\mathrm{997}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 1058870016

約数和(自身を除く): 378647823

約数列:

[1, 3, 7, 21, 53, 159, 371, 613, 997, 1113, 1839, 2991, 4291, 6979, 12873, 20937, 32489, 52841, 97467, 158523, 227423, 369887, 611161, 682269, 1109661, 1833483, 4278127, 12834381, 32391533, 97174599, 226740731, 680222193]

約数ペア:

[(1, 680222193), (3, 226740731), (7, 97174599), (21, 32391533), (53, 12834381), (159, 4278127), (371, 1833483), (613, 1109661), (997, 682269), (1113, 611161), (1839, 369887), (2991, 227423), (4291, 158523), (6979, 97467), (12873, 52841), (20937, 32489)]