219319941

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 315964800

約数和(自身を除く): 96644859

約数列:

[1, 3, 17, 51, 89, 211, 229, 267, 633, 687, 1513, 3587, 3893, 4539, 10761, 11679, 18779, 20381, 48319, 56337, 61143, 144957, 319243, 346477, 821423, 957729, 1039431, 2464269, 4300391, 12901173, 73106647, 219319941]

約数ペア:

[(1, 219319941), (3, 73106647), (17, 12901173), (51, 4300391), (89, 2464269), (211, 1039431), (229, 957729), (267, 821423), (633, 346477), (687, 319243), (1513, 144957), (3587, 61143), (3893, 56337), (4539, 48319), (10761, 20381), (11679, 18779)]