26972115

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{293}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 48390048

約数和(自身を除く): 21417933

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 293, 323, 361, 879, 969, 1083, 1465, 1615, 1805, 4395, 4845, 4981, 5415, 5567, 6137, 14943, 16701, 18411, 24905, 27835, 30685, 74715, 83505, 92055, 94639, 105773, 283917, 317319, 473195, 528865, 1419585, 1586595, 1798141, 5394423, 8990705, 26972115]

約数ペア:

[(1, 26972115), (3, 8990705), (5, 5394423), (15, 1798141), (17, 1586595), (19, 1419585), (51, 528865), (57, 473195), (85, 317319), (95, 283917), (255, 105773), (285, 94639), (293, 92055), (323, 83505), (361, 74715), (879, 30685), (969, 27835), (1083, 24905), (1465, 18411), (1615, 16701), (1805, 14943), (4395, 6137), (4845, 5567), (4981, 5415)]