28472470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{219019}}^1$

素因数の和:219039

約数の個数: 16

約数和(自身を含む): 55193040

約数和(自身を除く): 26720570

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 219019, 438038, 1095095, 2190190, 2847247, 5694494, 14236235, 28472470]

約数ペア:

[(1, 28472470), (2, 14236235), (5, 5694494), (10, 2847247), (13, 2190190), (26, 1095095), (65, 438038), (130, 219019)]