218363210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{129209}}^1$

素因数の和:129242

約数の個数: 24

約数和(自身を含む): 425617740

約数和(自身を除く): 207254530

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 129209, 258418, 646045, 1292090, 1679717, 3359434, 8398585, 16797170, 21836321, 43672642, 109181605, 218363210]

約数ペア:

[(1, 218363210), (2, 109181605), (5, 43672642), (10, 21836321), (13, 16797170), (26, 8398585), (65, 3359434), (130, 1679717), (169, 1292090), (338, 646045), (845, 258418), (1690, 129209)]