71152497

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 118879488

約数和(自身を除く): 47726991

約数列:

[1, 3, 9, 13, 17, 39, 51, 83, 117, 153, 221, 249, 431, 663, 747, 1079, 1293, 1411, 1989, 3237, 3879, 4233, 5603, 7327, 9711, 12699, 16809, 18343, 21981, 35773, 50427, 55029, 65943, 95251, 107319, 165087, 285753, 321957, 465049, 608141, 857259, 1395147, 1824423, 4185441, 5473269, 7905833, 23717499, 71152497]

約数ペア:

[(1, 71152497), (3, 23717499), (9, 7905833), (13, 5473269), (17, 4185441), (39, 1824423), (51, 1395147), (83, 857259), (117, 608141), (153, 465049), (221, 321957), (249, 285753), (431, 165087), (663, 107319), (747, 95251), (1079, 65943), (1293, 55029), (1411, 50427), (1989, 35773), (3237, 21981), (3879, 18343), (4233, 16809), (5603, 12699), (7327, 9711)]