12831148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 26449920

約数和(自身を除く): 13618772

約数列:

[1, 2, 4, 11, 22, 23, 31, 44, 46, 62, 92, 124, 253, 341, 409, 506, 682, 713, 818, 1012, 1364, 1426, 1636, 2852, 4499, 7843, 8998, 9407, 12679, 15686, 17996, 18814, 25358, 31372, 37628, 50716, 103477, 139469, 206954, 278938, 291617, 413908, 557876, 583234, 1166468, 3207787, 6415574, 12831148]

約数ペア:

[(1, 12831148), (2, 6415574), (4, 3207787), (11, 1166468), (22, 583234), (23, 557876), (31, 413908), (44, 291617), (46, 278938), (62, 206954), (92, 139469), (124, 103477), (253, 50716), (341, 37628), (409, 31372), (506, 25358), (682, 18814), (713, 17996), (818, 15686), (1012, 12679), (1364, 9407), (1426, 8998), (1636, 7843), (2852, 4499)]