68567758

素因数分解:

$2^1\times 7^4\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 40

約数和(自身を含む): 122011560

約数和(自身を除く): 53443802

約数列:

[1, 2, 7, 14, 49, 98, 109, 131, 218, 262, 343, 686, 763, 917, 1526, 1834, 2401, 4802, 5341, 6419, 10682, 12838, 14279, 28558, 37387, 44933, 74774, 89866, 99953, 199906, 261709, 314531, 523418, 629062, 699671, 1399342, 4897697, 9795394, 34283879, 68567758]

約数ペア:

[(1, 68567758), (2, 34283879), (7, 9795394), (14, 4897697), (49, 1399342), (98, 699671), (109, 629062), (131, 523418), (218, 314531), (262, 261709), (343, 199906), (686, 99953), (763, 89866), (917, 74774), (1526, 44933), (1834, 37387), (2401, 28558), (4802, 14279), (5341, 12838), (6419, 10682)]