78889878

素因数分解:

$2^1\times 3^2\times {\mathrm{331}}^1\times {\mathrm{13241}}^1$

素因数の和:13580

約数の個数: 24

約数和(自身を含む): 171457416

約数和(自身を除く): 92567538

約数列:

[1, 2, 3, 6, 9, 18, 331, 662, 993, 1986, 2979, 5958, 13241, 26482, 39723, 79446, 119169, 238338, 4382771, 8765542, 13148313, 26296626, 39444939, 78889878]

約数ペア:

[(1, 78889878), (2, 39444939), (3, 26296626), (6, 13148313), (9, 8765542), (18, 4382771), (331, 238338), (662, 119169), (993, 79446), (1986, 39723), (2979, 26482), (5958, 13241)]