13072855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 17879040

約数和(自身を除く): 4806185

約数列:

[1, 5, 19, 23, 31, 95, 115, 155, 193, 437, 589, 713, 965, 2185, 2945, 3565, 3667, 4439, 5983, 13547, 18335, 22195, 29915, 67735, 84341, 113677, 137609, 421705, 568385, 688045, 2614571, 13072855]

約数ペア:

[(1, 13072855), (5, 2614571), (19, 688045), (23, 568385), (31, 421705), (95, 137609), (115, 113677), (155, 84341), (193, 67735), (437, 29915), (589, 22195), (713, 18335), (965, 13547), (2185, 5983), (2945, 4439), (3565, 3667)]