189616895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1699}}^1$

素因数の和:1835

約数の個数: 32

約数和(自身を含む): 262180800

約数和(自身を除く): 72563905

約数列:

[1, 5, 13, 17, 65, 85, 101, 221, 505, 1105, 1313, 1699, 1717, 6565, 8495, 8585, 22087, 22321, 28883, 110435, 111605, 144415, 171599, 375479, 857995, 1877395, 2230787, 2917183, 11153935, 14585915, 37923379, 189616895]

約数ペア:

[(1, 189616895), (5, 37923379), (13, 14585915), (17, 11153935), (65, 2917183), (85, 2230787), (101, 1877395), (221, 857995), (505, 375479), (1105, 171599), (1313, 144415), (1699, 111605), (1717, 110435), (6565, 28883), (8495, 22321), (8585, 22087)]