285276229

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 348880896

約数和(自身を除く): 63604667

約数列:

[1, 7, 31, 47, 83, 217, 329, 337, 581, 1457, 2359, 2573, 3901, 10199, 10447, 15839, 18011, 27307, 27971, 73129, 110873, 120931, 195797, 491009, 846517, 867101, 1314637, 3437063, 6069707, 9202459, 40753747, 285276229]

約数ペア:

[(1, 285276229), (7, 40753747), (31, 9202459), (47, 6069707), (83, 3437063), (217, 1314637), (329, 867101), (337, 846517), (581, 491009), (1457, 195797), (2359, 120931), (2573, 110873), (3901, 73129), (10199, 27971), (10447, 27307), (15839, 18011)]