138418504

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{12547}}^1$

素因数の和:12757

約数の個数: 32

約数和(自身を含む): 298140480

約数和(自身を除く): 159721976

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 2758, 5516, 11032, 12547, 25094, 50188, 87829, 100376, 175658, 351316, 702632, 2471759, 4943518, 9887036, 17302313, 19774072, 34604626, 69209252, 138418504]

約数ペア:

[(1, 138418504), (2, 69209252), (4, 34604626), (7, 19774072), (8, 17302313), (14, 9887036), (28, 4943518), (56, 2471759), (197, 702632), (394, 351316), (788, 175658), (1379, 100376), (1576, 87829), (2758, 50188), (5516, 25094), (11032, 12547)]