236440539

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{171707}}^1$

素因数の和:171736

約数の個数: 20

約数和(自身を含む): 373980024

約数和(自身を除く): 137539485

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 171707, 515121, 1545363, 2919019, 4636089, 8757057, 13908267, 26271171, 78813513, 236440539]

約数ペア:

[(1, 236440539), (3, 78813513), (9, 26271171), (17, 13908267), (27, 8757057), (51, 4636089), (81, 2919019), (153, 1545363), (459, 515121), (1377, 171707)]