669590979

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{20749}}^1$

素因数の和:21130

約数の個数: 16

約数和(自身を含む): 924288000

約数和(自身を除く): 254697021

約数列:

[1, 3, 31, 93, 347, 1041, 10757, 20749, 32271, 62247, 643219, 1929657, 7199903, 21599709, 223196993, 669590979]

約数ペア:

[(1, 669590979), (3, 223196993), (31, 21599709), (93, 7199903), (347, 1929657), (1041, 643219), (10757, 62247), (20749, 32271)]