255563737

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 337841280

約数和(自身を除く): 82277543

約数列:

[1, 11, 13, 17, 19, 121, 143, 187, 209, 221, 247, 323, 503, 1573, 2057, 2299, 2431, 2717, 3553, 4199, 5533, 6539, 8551, 9557, 26741, 29887, 39083, 46189, 60863, 71929, 94061, 105127, 111163, 124241, 162469, 508079, 791219, 1034671, 1156397, 1222793, 1366651, 1787159, 2112097, 13450723, 15033161, 19658749, 23233067, 255563737]

約数ペア:

[(1, 255563737), (11, 23233067), (13, 19658749), (17, 15033161), (19, 13450723), (121, 2112097), (143, 1787159), (187, 1366651), (209, 1222793), (221, 1156397), (247, 1034671), (323, 791219), (503, 508079), (1573, 162469), (2057, 124241), (2299, 111163), (2431, 105127), (2717, 94061), (3553, 71929), (4199, 60863), (5533, 46189), (6539, 39083), (8551, 29887), (9557, 26741)]