172796547

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{6991}}^1$

素因数の和:7119

約数の個数: 32

約数和(自身を含む): 289972224

約数和(自身を除く): 117175677

約数列:

[1, 3, 7, 11, 21, 33, 77, 107, 231, 321, 749, 1177, 2247, 3531, 6991, 8239, 20973, 24717, 48937, 76901, 146811, 230703, 538307, 748037, 1614921, 2244111, 5236259, 8228407, 15708777, 24685221, 57598849, 172796547]

約数ペア:

[(1, 172796547), (3, 57598849), (7, 24685221), (11, 15708777), (21, 8228407), (33, 5236259), (77, 2244111), (107, 1614921), (231, 748037), (321, 538307), (749, 230703), (1177, 146811), (2247, 76901), (3531, 48937), (6991, 24717), (8239, 20973)]