28355201

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12541}}^1$

素因数の和:12584

約数の個数: 16

約数和(自身を含む): 36120960

約数和(自身を除く): 7765759

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 12541, 87787, 213197, 238279, 1492379, 1667953, 4050743, 28355201]

約数ペア:

[(1, 28355201), (7, 4050743), (17, 1667953), (19, 1492379), (119, 238279), (133, 213197), (323, 87787), (2261, 12541)]