31317377

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 41395200

約数和(自身を除く): 10077823

約数列:

[1, 7, 13, 19, 59, 91, 133, 247, 307, 413, 767, 1121, 1729, 2149, 3991, 5369, 5833, 7847, 14573, 18113, 27937, 40831, 75829, 102011, 126791, 235469, 344147, 530803, 1648283, 2409029, 4473911, 31317377]

約数ペア:

[(1, 31317377), (7, 4473911), (13, 2409029), (19, 1648283), (59, 530803), (91, 344147), (133, 235469), (247, 126791), (307, 102011), (413, 75829), (767, 40831), (1121, 27937), (1729, 18113), (2149, 14573), (3991, 7847), (5369, 5833)]