128197784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{112061}}^1$

素因数の和:112091

約数の個数: 32

約数和(自身を含む): 282396240

約数和(自身を除く): 154198456

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 112061, 224122, 448244, 896488, 1232671, 1456793, 2465342, 2913586, 4930684, 5827172, 9861368, 11654344, 16024723, 32049446, 64098892, 128197784]

約数ペア:

[(1, 128197784), (2, 64098892), (4, 32049446), (8, 16024723), (11, 11654344), (13, 9861368), (22, 5827172), (26, 4930684), (44, 2913586), (52, 2465342), (88, 1456793), (104, 1232671), (143, 896488), (286, 448244), (572, 224122), (1144, 112061)]