15779868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 41319936

約数和(自身を除く): 25540068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 169, 186, 251, 338, 372, 403, 502, 507, 676, 753, 806, 1004, 1014, 1209, 1506, 1612, 2028, 2418, 3012, 3263, 4836, 5239, 6526, 7781, 9789, 10478, 13052, 15562, 15717, 19578, 20956, 23343, 31124, 31434, 39156, 42419, 46686, 62868, 84838, 93372, 101153, 127257, 169676, 202306, 254514, 303459, 404612, 509028, 606918, 1213836, 1314989, 2629978, 3944967, 5259956, 7889934, 15779868]

約数ペア:

[(1, 15779868), (2, 7889934), (3, 5259956), (4, 3944967), (6, 2629978), (12, 1314989), (13, 1213836), (26, 606918), (31, 509028), (39, 404612), (52, 303459), (62, 254514), (78, 202306), (93, 169676), (124, 127257), (156, 101153), (169, 93372), (186, 84838), (251, 62868), (338, 46686), (372, 42419), (403, 39156), (502, 31434), (507, 31124), (676, 23343), (753, 20956), (806, 19578), (1004, 15717), (1014, 15562), (1209, 13052), (1506, 10478), (1612, 9789), (2028, 7781), (2418, 6526), (3012, 5239), (3263, 4836)]