172955559

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 268240896

約数和(自身を除く): 95285337

約数列:

[1, 3, 7, 21, 97, 197, 291, 431, 591, 679, 1293, 1379, 2037, 3017, 4137, 9051, 19109, 41807, 57327, 84907, 125421, 133763, 254721, 292649, 401289, 594349, 877947, 1783047, 8235979, 24707937, 57651853, 172955559]

約数ペア:

[(1, 172955559), (3, 57651853), (7, 24707937), (21, 8235979), (97, 1783047), (197, 877947), (291, 594349), (431, 401289), (591, 292649), (679, 254721), (1293, 133763), (1379, 125421), (2037, 84907), (3017, 57327), (4137, 41807), (9051, 19109)]