31618419

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2857}}^1$

素因数の和:2915

約数の個数: 32

約数和(自身を含む): 52678656

約数和(自身を除く): 21060237

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 357, 527, 651, 1581, 2857, 3689, 8571, 11067, 19999, 48569, 59997, 88567, 145707, 265701, 339983, 619969, 1019949, 1505639, 1859907, 4516917, 10539473, 31618419]

約数ペア:

[(1, 31618419), (3, 10539473), (7, 4516917), (17, 1859907), (21, 1505639), (31, 1019949), (51, 619969), (93, 339983), (119, 265701), (217, 145707), (357, 88567), (527, 59997), (651, 48569), (1581, 19999), (2857, 11067), (3689, 8571)]