28203478

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{1987}}^1$

素因数の和:2187

約数の個数: 16

約数和(自身を含む): 43513344

約数和(自身を除く): 15309866

約数列:

[1, 2, 47, 94, 151, 302, 1987, 3974, 7097, 14194, 93389, 186778, 300037, 600074, 14101739, 28203478]

約数ペア:

[(1, 28203478), (2, 14101739), (47, 600074), (94, 300037), (151, 186778), (302, 93389), (1987, 14194), (3974, 7097)]