66994221

素因数分解:

$3^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{2729}}^1$

素因数の和:2913

約数の個数: 24

約数和(自身を含む): 104569920

約数和(自身を除く): 37575699

約数列:

[1, 3, 7, 21, 49, 147, 167, 501, 1169, 2729, 3507, 8183, 8187, 19103, 24549, 57309, 133721, 401163, 455743, 1367229, 3190201, 9570603, 22331407, 66994221]

約数ペア:

[(1, 66994221), (3, 22331407), (7, 9570603), (21, 3190201), (49, 1367229), (147, 455743), (167, 401163), (501, 133721), (1169, 57309), (2729, 24549), (3507, 19103), (8183, 8187)]