2997407

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:278

約数の個数: 16

約数和(自身を含む): 3589632

約数和(自身を除く): 592225

約数列:

[1, 7, 37, 71, 163, 259, 497, 1141, 2627, 6031, 11573, 18389, 42217, 81011, 428201, 2997407]

約数ペア:

[(1, 2997407), (7, 428201), (37, 81011), (71, 42217), (163, 18389), (259, 11573), (497, 6031), (1141, 2627)]