138573505

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2179}}^1$

素因数の和:2293

約数の個数: 32

約数和(自身を含む): 200908800

約数和(自身を除く): 62335295

約数列:

[1, 5, 7, 23, 35, 79, 115, 161, 395, 553, 805, 1817, 2179, 2765, 9085, 10895, 12719, 15253, 50117, 63595, 76265, 172141, 250585, 350819, 860705, 1204987, 1754095, 3959243, 6024935, 19796215, 27714701, 138573505]

約数ペア:

[(1, 138573505), (5, 27714701), (7, 19796215), (23, 6024935), (35, 3959243), (79, 1754095), (115, 1204987), (161, 860705), (395, 350819), (553, 250585), (805, 172141), (1817, 76265), (2179, 63595), (2765, 50117), (9085, 15253), (10895, 12719)]