28401051

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22171}}^1$

素因数の和:22242

約数の個数: 16

約数和(自身を含む): 43989248

約数和(自身を除く): 15588197

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 22171, 66513, 155197, 465591, 1352431, 4057293, 9467017, 28401051]

約数ペア:

[(1, 28401051), (3, 9467017), (7, 4057293), (21, 1352431), (61, 465591), (183, 155197), (427, 66513), (1281, 22171)]