258021285

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{400033}}^1$

素因数の和:400084

約数の個数: 16

約数和(自身を含む): 422435904

約数和(自身を除く): 164414619

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 400033, 1200099, 2000165, 6000495, 17201419, 51604257, 86007095, 258021285]

約数ペア:

[(1, 258021285), (3, 86007095), (5, 51604257), (15, 17201419), (43, 6000495), (129, 2000165), (215, 1200099), (645, 400033)]