28299721

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 30715200

約数和(自身を除く): 2415479

約数列:

[1, 19, 53, 157, 179, 1007, 2983, 3401, 8321, 9487, 28103, 158099, 180253, 533957, 1489459, 28299721]

約数ペア:

[(1, 28299721), (19, 1489459), (53, 533957), (157, 180253), (179, 158099), (1007, 28103), (2983, 9487), (3401, 8321)]