661013073

素因数分解:

$3^2\times 7^1\times {\mathrm{3167}}^1\times {\mathrm{3313}}^1$

素因数の和:6493

約数の個数: 24

約数和(自身を含む): 1091870208

約数和(自身を除く): 430857135

約数列:

[1, 3, 7, 9, 21, 63, 3167, 3313, 9501, 9939, 22169, 23191, 28503, 29817, 66507, 69573, 199521, 208719, 10492271, 31476813, 73445897, 94430439, 220337691, 661013073]

約数ペア:

[(1, 661013073), (3, 220337691), (7, 94430439), (9, 73445897), (21, 31476813), (63, 10492271), (3167, 208719), (3313, 199521), (9501, 69573), (9939, 66507), (22169, 29817), (23191, 28503)]