64659556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^2\times {\mathrm{277}}^1$

素因数の和:428

約数の個数: 36

約数和(自身を含む): 124150908

約数和(自身を除く): 59491352

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 277, 554, 871, 1108, 1742, 3484, 3601, 4489, 7202, 8978, 14404, 17956, 18559, 37118, 58357, 74236, 116714, 233428, 241267, 482534, 965068, 1243453, 2486906, 4973812, 16164889, 32329778, 64659556]

約数ペア:

[(1, 64659556), (2, 32329778), (4, 16164889), (13, 4973812), (26, 2486906), (52, 1243453), (67, 965068), (134, 482534), (268, 241267), (277, 233428), (554, 116714), (871, 74236), (1108, 58357), (1742, 37118), (3484, 18559), (3601, 17956), (4489, 14404), (7202, 8978)]