28479388

素因数分解:

$2^2\times 7^2\times {\mathrm{145303}}^1$

素因数の和:145321

約数の個数: 18

約数和(自身を含む): 57976296

約数和(自身を除く): 29496908

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 145303, 290606, 581212, 1017121, 2034242, 4068484, 7119847, 14239694, 28479388]

約数ペア:

[(1, 28479388), (2, 14239694), (4, 7119847), (7, 4068484), (14, 2034242), (28, 1017121), (49, 581212), (98, 290606), (196, 145303)]