13397923

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:152

約数の個数: 32

約数和(自身を含む): 17625600

約数和(自身を除く): 4227677

約数列:

[1, 7, 11, 49, 53, 67, 77, 343, 371, 469, 539, 583, 737, 2597, 3283, 3551, 3773, 4081, 5159, 18179, 22981, 24857, 28567, 36113, 39061, 173999, 199969, 252791, 273427, 1217993, 1913989, 13397923]

約数ペア:

[(1, 13397923), (7, 1913989), (11, 1217993), (49, 273427), (53, 252791), (67, 199969), (77, 173999), (343, 39061), (371, 36113), (469, 28567), (539, 24857), (583, 22981), (737, 18179), (2597, 5159), (3283, 4081), (3551, 3773)]