1278889447

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{17491}}^1$

素因数の和:17559

約数の個数: 24

約数和(自身を含む): 1546572672

約数和(自身を除く): 267683225

約数列:

[1, 11, 17, 23, 187, 253, 289, 391, 3179, 4301, 6647, 17491, 73117, 192401, 297347, 402293, 3270817, 4425223, 5054899, 6838981, 55603889, 75228791, 116262677, 1278889447]

約数ペア:

[(1, 1278889447), (11, 116262677), (17, 75228791), (23, 55603889), (187, 6838981), (253, 5054899), (289, 4425223), (391, 3270817), (3179, 402293), (4301, 297347), (6647, 192401), (17491, 73117)]