16119845

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 23224320

約数和(自身を除く): 7104475

約数列:

[1, 5, 7, 31, 35, 83, 155, 179, 217, 415, 581, 895, 1085, 1253, 2573, 2905, 5549, 6265, 12865, 14857, 18011, 27745, 38843, 74285, 90055, 103999, 194215, 460567, 519995, 2302835, 3223969, 16119845]

約数ペア:

[(1, 16119845), (5, 3223969), (7, 2302835), (31, 519995), (35, 460567), (83, 194215), (155, 103999), (179, 90055), (217, 74285), (415, 38843), (581, 27745), (895, 18011), (1085, 14857), (1253, 12865), (2573, 6265), (2905, 5549)]