311908326

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{2729}}^1$

素因数の和:3220

約数の個数: 32

約数和(自身を含む): 639999360

約数和(自身を除く): 328091034

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 443, 886, 1329, 2658, 2729, 5458, 8187, 16374, 19049, 38098, 57147, 114294, 117347, 234694, 352041, 704082, 1208947, 2417894, 3626841, 7253682, 51984721, 103969442, 155954163, 311908326]

約数ペア:

[(1, 311908326), (2, 155954163), (3, 103969442), (6, 51984721), (43, 7253682), (86, 3626841), (129, 2417894), (258, 1208947), (443, 704082), (886, 352041), (1329, 234694), (2658, 117347), (2729, 114294), (5458, 57147), (8187, 38098), (16374, 19049)]