31107130

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{17981}}^1$

素因数の和:18161

約数の個数: 16

約数和(自身を含む): 56319624

約数和(自身を除く): 25212494

約数列:

[1, 2, 5, 10, 173, 346, 865, 1730, 17981, 35962, 89905, 179810, 3110713, 6221426, 15553565, 31107130]

約数ペア:

[(1, 31107130), (2, 15553565), (5, 6221426), (10, 3110713), (173, 179810), (346, 89905), (865, 35962), (1730, 17981)]