81064683

素因数分解:

$3^2\times 7^1\times {\mathrm{601}}^1\times {\mathrm{2141}}^1$

素因数の和:2755

約数の個数: 24

約数和(自身を含む): 134106336

約数和(自身を除く): 53041653

約数列:

[1, 3, 7, 9, 21, 63, 601, 1803, 2141, 4207, 5409, 6423, 12621, 14987, 19269, 37863, 44961, 134883, 1286741, 3860223, 9007187, 11580669, 27021561, 81064683]

約数ペア:

[(1, 81064683), (3, 27021561), (7, 11580669), (9, 9007187), (21, 3860223), (63, 1286741), (601, 134883), (1803, 44961), (2141, 37863), (4207, 19269), (5409, 14987), (6423, 12621)]