214593990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{550241}}^1$

素因数の和:550264

約数の個数: 32

約数和(自身を含む): 554643936

約数和(自身を除く): 340049946

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 550241, 1100482, 1650723, 2751205, 3301446, 5502410, 7153133, 8253615, 14306266, 16507230, 21459399, 35765665, 42918798, 71531330, 107296995, 214593990]

約数ペア:

[(1, 214593990), (2, 107296995), (3, 71531330), (5, 42918798), (6, 35765665), (10, 21459399), (13, 16507230), (15, 14306266), (26, 8253615), (30, 7153133), (39, 5502410), (65, 3301446), (78, 2751205), (130, 1650723), (195, 1100482), (390, 550241)]