28496720679

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79822747}}^1$

素因数の和:79822774

約数の個数: 16

約数和(自身を含む): 45977902848

約数和(自身を除く): 17481182169

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 79822747, 239468241, 558759229, 1356986699, 1676277687, 4070960097, 9498906893, 28496720679]

約数ペア:

[(1, 28496720679), (3, 9498906893), (7, 4070960097), (17, 1676277687), (21, 1356986699), (51, 558759229), (119, 239468241), (357, 79822747)]