155406265

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2441}}^1$

素因数の和:2577

約数の個数: 32

約数和(自身を含む): 227867904

約数和(自身を除く): 72461639

約数列:

[1, 5, 7, 17, 35, 85, 107, 119, 535, 595, 749, 1819, 2441, 3745, 9095, 12205, 12733, 17087, 41497, 63665, 85435, 207485, 261187, 290479, 1305935, 1452395, 1828309, 4440179, 9141545, 22200895, 31081253, 155406265]

約数ペア:

[(1, 155406265), (5, 31081253), (7, 22200895), (17, 9141545), (35, 4440179), (85, 1828309), (107, 1452395), (119, 1305935), (535, 290479), (595, 261187), (749, 207485), (1819, 85435), (2441, 63665), (3745, 41497), (9095, 17087), (12205, 12733)]