317671438

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{1321}}^1$

素因数の和:1612

約数の個数: 32

約数和(自身を含む): 553970880

約数和(自身を除く): 236299442

約数列:

[1, 2, 7, 14, 89, 178, 193, 386, 623, 1246, 1321, 1351, 2642, 2702, 9247, 17177, 18494, 34354, 117569, 120239, 235138, 240478, 254953, 509906, 822983, 1645966, 1784671, 3569342, 22690817, 45381634, 158835719, 317671438]

約数ペア:

[(1, 317671438), (2, 158835719), (7, 45381634), (14, 22690817), (89, 3569342), (178, 1784671), (193, 1645966), (386, 822983), (623, 509906), (1246, 254953), (1321, 240478), (1351, 235138), (2642, 120239), (2702, 117569), (9247, 34354), (17177, 18494)]