1380357

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 2216448

約数和(自身を除く): 836091

約数列:

[1, 3, 9, 11, 33, 73, 99, 191, 219, 573, 657, 803, 1719, 2101, 2409, 6303, 7227, 13943, 18909, 41829, 125487, 153373, 460119, 1380357]

約数ペア:

[(1, 1380357), (3, 460119), (9, 153373), (11, 125487), (33, 41829), (73, 18909), (99, 13943), (191, 7227), (219, 6303), (573, 2409), (657, 2101), (803, 1719)]