266944

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:152

約数の個数: 28

約数和(自身を含む): 547624

約数和(自身を除く): 280680

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 97, 172, 194, 344, 388, 688, 776, 1376, 1552, 2752, 3104, 4171, 6208, 8342, 16684, 33368, 66736, 133472, 266944]

約数ペア:

[(1, 266944), (2, 133472), (4, 66736), (8, 33368), (16, 16684), (32, 8342), (43, 6208), (64, 4171), (86, 3104), (97, 2752), (172, 1552), (194, 1376), (344, 776), (388, 688)]