287897378

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{30517}}^1$

素因数の和:30661

約数の個数: 16

約数和(自身を含む): 444952440

約数和(自身を除く): 157055062

約数列:

[1, 2, 53, 89, 106, 178, 4717, 9434, 30517, 61034, 1617401, 2716013, 3234802, 5432026, 143948689, 287897378]

約数ペア:

[(1, 287897378), (2, 143948689), (53, 5432026), (89, 3234802), (106, 2716013), (178, 1617401), (4717, 61034), (9434, 30517)]