393867028

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{887}}^1\times {\mathrm{3581}}^1$

素因数の和:4503

約数の個数: 24

約数和(自身を含む): 712502784

約数和(自身を除く): 318635756

約数列:

[1, 2, 4, 31, 62, 124, 887, 1774, 3548, 3581, 7162, 14324, 27497, 54994, 109988, 111011, 222022, 444044, 3176347, 6352694, 12705388, 98466757, 196933514, 393867028]

約数ペア:

[(1, 393867028), (2, 196933514), (4, 98466757), (31, 12705388), (62, 6352694), (124, 3176347), (887, 444044), (1774, 222022), (3548, 111011), (3581, 109988), (7162, 54994), (14324, 27497)]