1207647

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:703

約数の個数: 24

約数和(自身を含む): 2065440

約数和(自身を除く): 857793

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 661, 1827, 1983, 4627, 5949, 13881, 19169, 41643, 57507, 134183, 172521, 402549, 1207647]

約数ペア:

[(1, 1207647), (3, 402549), (7, 172521), (9, 134183), (21, 57507), (29, 41643), (63, 19169), (87, 13881), (203, 5949), (261, 4627), (609, 1983), (661, 1827)]