2139318.00000000

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{431}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 102187008

約数和(自身を除く): 40194123

約数列:

[1, 3, 5, 15, 43, 129, 215, 223, 431, 645, 669, 1115, 1293, 2155, 3345, 6465, 9589, 18533, 28767, 47945, 55599, 92665, 96113, 143835, 277995, 288339, 480565, 1441695, 4132859, 12398577, 20664295, 61992885]

約数ペア:

[(1, 61992885), (3, 20664295), (5, 12398577), (15, 4132859), (43, 1441695), (129, 480565), (215, 288339), (223, 277995), (431, 143835), (645, 96113), (669, 92665), (1115, 55599), (1293, 47945), (2155, 28767), (3345, 18533), (6465, 9589)]