28232778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{672209}}^1$

素因数の和:672221

約数の個数: 16

約数和(自身を含む): 64532160

約数和(自身を除く): 36299382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 672209, 1344418, 2016627, 4033254, 4705463, 9410926, 14116389, 28232778]

約数ペア:

[(1, 28232778), (2, 14116389), (3, 9410926), (6, 4705463), (7, 4033254), (14, 2016627), (21, 1344418), (42, 672209)]