66867783

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{457}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 100247040

約数和(自身を除く): 33379257

約数列:

[1, 3, 17, 19, 51, 57, 151, 323, 453, 457, 969, 1371, 2567, 2869, 7701, 7769, 8607, 8683, 23307, 26049, 48773, 69007, 146319, 147611, 207021, 442833, 1173119, 1311133, 3519357, 3933399, 22289261, 66867783]

約数ペア:

[(1, 66867783), (3, 22289261), (17, 3933399), (19, 3519357), (51, 1311133), (57, 1173119), (151, 442833), (323, 207021), (453, 147611), (457, 146319), (969, 69007), (1371, 48773), (2567, 26049), (2869, 23307), (7701, 8683), (7769, 8607)]