18156617685

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{106207}}^1$

素因数の和:106378

約数の個数: 48

約数和(自身を含む): 32805527040

約数和(自身を除く): 14648909355

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 131, 145, 261, 393, 435, 655, 1179, 1305, 1965, 3799, 5895, 11397, 18995, 34191, 56985, 106207, 170955, 318621, 531035, 955863, 1593105, 3080003, 4779315, 9240009, 13913117, 15400015, 27720027, 41739351, 46200045, 69565585, 125218053, 138600135, 208696755, 403480393, 626090265, 1210441179, 2017401965, 3631323537, 6052205895, 18156617685]

約数ペア:

[(1, 18156617685), (3, 6052205895), (5, 3631323537), (9, 2017401965), (15, 1210441179), (29, 626090265), (45, 403480393), (87, 208696755), (131, 138600135), (145, 125218053), (261, 69565585), (393, 46200045), (435, 41739351), (655, 27720027), (1179, 15400015), (1305, 13913117), (1965, 9240009), (3799, 4779315), (5895, 3080003), (11397, 1593105), (18995, 955863), (34191, 531035), (56985, 318621), (106207, 170955)]