205990135

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1\times {\mathrm{2399}}^1$

素因数の和:3738

約数の個数: 16

約数和(自身を含む): 266515200

約数和(自身を除く): 60525065

約数列:

[1, 5, 13, 65, 1321, 2399, 6605, 11995, 17173, 31187, 85865, 155935, 3169079, 15845395, 41198027, 205990135]

約数ペア:

[(1, 205990135), (5, 41198027), (13, 15845395), (65, 3169079), (1321, 155935), (2399, 85865), (6605, 31187), (11995, 17173)]