726711255

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1\times {\mathrm{431}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 1279774080

約数和(自身を除く): 553062825

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 421, 431, 445, 801, 1263, 1293, 1335, 2105, 2155, 3789, 3879, 4005, 6315, 6465, 18945, 19395, 37469, 38359, 112407, 115077, 181451, 187345, 191795, 337221, 345231, 544353, 562035, 575385, 907255, 1633059, 1686105, 1726155, 2721765, 8165295, 16149139, 48447417, 80745695, 145342251, 242237085, 726711255]

約数ペア:

[(1, 726711255), (3, 242237085), (5, 145342251), (9, 80745695), (15, 48447417), (45, 16149139), (89, 8165295), (267, 2721765), (421, 1726155), (431, 1686105), (445, 1633059), (801, 907255), (1263, 575385), (1293, 562035), (1335, 544353), (2105, 345231), (2155, 337221), (3789, 191795), (3879, 187345), (4005, 181451), (6315, 115077), (6465, 112407), (18945, 38359), (19395, 37469)]