289370435

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{5237}}^1$

素因数の和:5542

約数の個数: 16

約数和(自身を含む): 356770656

約数和(自身を除く): 67400221

約数列:

[1, 5, 43, 215, 257, 1285, 5237, 11051, 26185, 55255, 225191, 1125955, 1345909, 6729545, 57874087, 289370435]

約数ペア:

[(1, 289370435), (5, 57874087), (43, 6729545), (215, 1345909), (257, 1125955), (1285, 225191), (5237, 55255), (11051, 26185)]