304878990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{781741}}^1$

素因数の和:781764

約数の個数: 32

約数和(自身を含む): 787995936

約数和(自身を除く): 483116946

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 781741, 1563482, 2345223, 3908705, 4690446, 7817410, 10162633, 11726115, 20325266, 23452230, 30487899, 50813165, 60975798, 101626330, 152439495, 304878990]

約数ペア:

[(1, 304878990), (2, 152439495), (3, 101626330), (5, 60975798), (6, 50813165), (10, 30487899), (13, 23452230), (15, 20325266), (26, 11726115), (30, 10162633), (39, 7817410), (65, 4690446), (78, 3908705), (130, 2345223), (195, 1563482), (390, 781741)]