26978484

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 69727392

約数和(自身を除く): 42748908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 169, 212, 251, 318, 338, 502, 507, 636, 676, 689, 753, 1004, 1014, 1378, 1506, 2028, 2067, 2756, 3012, 3263, 4134, 6526, 8268, 8957, 9789, 13052, 13303, 17914, 19578, 26606, 26871, 35828, 39156, 39909, 42419, 53212, 53742, 79818, 84838, 107484, 127257, 159636, 169676, 172939, 254514, 345878, 509028, 518817, 691756, 1037634, 2075268, 2248207, 4496414, 6744621, 8992828, 13489242, 26978484]

約数ペア:

[(1, 26978484), (2, 13489242), (3, 8992828), (4, 6744621), (6, 4496414), (12, 2248207), (13, 2075268), (26, 1037634), (39, 691756), (52, 518817), (53, 509028), (78, 345878), (106, 254514), (156, 172939), (159, 169676), (169, 159636), (212, 127257), (251, 107484), (318, 84838), (338, 79818), (502, 53742), (507, 53212), (636, 42419), (676, 39909), (689, 39156), (753, 35828), (1004, 26871), (1014, 26606), (1378, 19578), (1506, 17914), (2028, 13303), (2067, 13052), (2756, 9789), (3012, 8957), (3263, 8268), (4134, 6526)]