72810878

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1321}}^1$

素因数の和:1488

約数の個数: 32

約数和(自身を含む): 129957888

約数和(自身を除く): 57147010

約数列:

[1, 2, 7, 14, 31, 62, 127, 217, 254, 434, 889, 1321, 1778, 2642, 3937, 7874, 9247, 18494, 27559, 40951, 55118, 81902, 167767, 286657, 335534, 573314, 1174369, 2348738, 5200777, 10401554, 36405439, 72810878]

約数ペア:

[(1, 72810878), (2, 36405439), (7, 10401554), (14, 5200777), (31, 2348738), (62, 1174369), (127, 573314), (217, 335534), (254, 286657), (434, 167767), (889, 81902), (1321, 55118), (1778, 40951), (2642, 27559), (3937, 18494), (7874, 9247)]