28531618

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{3221}}^1$

素因数の和:3369

約数の個数: 16

約数和(自身を含む): 44231616

約数和(自身を除く): 15699998

約数列:

[1, 2, 43, 86, 103, 206, 3221, 4429, 6442, 8858, 138503, 277006, 331763, 663526, 14265809, 28531618]

約数ペア:

[(1, 28531618), (2, 14265809), (43, 663526), (86, 331763), (103, 277006), (206, 138503), (3221, 8858), (4429, 6442)]