13281686

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:868

約数の個数: 24

約数和(自身を含む): 22235472

約数和(自身を除く): 8953786

約数列:

[1, 2, 11, 22, 71, 121, 142, 242, 773, 781, 1546, 1562, 8503, 8591, 17006, 17182, 54883, 93533, 109766, 187066, 603713, 1207426, 6640843, 13281686]

約数ペア:

[(1, 13281686), (2, 6640843), (11, 1207426), (22, 603713), (71, 187066), (121, 109766), (142, 93533), (242, 54883), (773, 17182), (781, 17006), (1546, 8591), (1562, 8503)]