81105687

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{4007}}^1$

素因数の和:4199

約数の個数: 24

約数和(自身を含む): 126925344

約数和(自身を除く): 45819657

約数列:

[1, 3, 9, 13, 39, 117, 173, 519, 1557, 2249, 4007, 6747, 12021, 20241, 36063, 52091, 156273, 468819, 693211, 2079633, 6238899, 9011743, 27035229, 81105687]

約数ペア:

[(1, 81105687), (3, 27035229), (9, 9011743), (13, 6238899), (39, 2079633), (117, 693211), (173, 468819), (519, 156273), (1557, 52091), (2249, 36063), (4007, 20241), (6747, 12021)]