1297178272

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{7103}}^1$

素因数の和:7565

約数の個数: 48

約数和(自身を含む): 2756920320

約数和(自身を除く): 1459742048

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 439, 878, 1756, 3512, 5707, 7024, 7103, 11414, 14048, 14206, 22828, 28412, 45656, 56824, 91312, 92339, 113648, 182624, 184678, 227296, 369356, 738712, 1477424, 2954848, 3118217, 6236434, 12472868, 24945736, 40536821, 49891472, 81073642, 99782944, 162147284, 324294568, 648589136, 1297178272]

約数ペア:

[(1, 1297178272), (2, 648589136), (4, 324294568), (8, 162147284), (13, 99782944), (16, 81073642), (26, 49891472), (32, 40536821), (52, 24945736), (104, 12472868), (208, 6236434), (416, 3118217), (439, 2954848), (878, 1477424), (1756, 738712), (3512, 369356), (5707, 227296), (7024, 184678), (7103, 182624), (11414, 113648), (14048, 92339), (14206, 91312), (22828, 56824), (28412, 45656)]