12757756

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:682

約数の個数: 36

約数和(自身を含む): 25151896

約数和(自身を除く): 12394140

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 613, 946, 1226, 1892, 2452, 5203, 6743, 10406, 13486, 20812, 26359, 26972, 52718, 74173, 105436, 148346, 289949, 296692, 579898, 1159796, 3189439, 6378878, 12757756]

約数ペア:

[(1, 12757756), (2, 6378878), (4, 3189439), (11, 1159796), (22, 579898), (43, 296692), (44, 289949), (86, 148346), (121, 105436), (172, 74173), (242, 52718), (473, 26972), (484, 26359), (613, 20812), (946, 13486), (1226, 10406), (1892, 6743), (2452, 5203)]