131260507

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1\times {\mathrm{397}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 151876800

約数和(自身を除く): 20616293

約数列:

[1, 7, 149, 317, 397, 1043, 2219, 2779, 47233, 59153, 125849, 330631, 414071, 880943, 18751501, 131260507]

約数ペア:

[(1, 131260507), (7, 18751501), (149, 880943), (317, 414071), (397, 330631), (1043, 125849), (2219, 59153), (2779, 47233)]