28432430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{218711}}^1$

素因数の和:218731

約数の個数: 16

約数和(自身を含む): 55115424

約数和(自身を除く): 26682994

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 218711, 437422, 1093555, 2187110, 2843243, 5686486, 14216215, 28432430]

約数ペア:

[(1, 28432430), (2, 14216215), (5, 5686486), (10, 2843243), (13, 2187110), (26, 1093555), (65, 437422), (130, 218711)]