38901417

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 56678400

約数和(自身を除く): 17776983

約数列:

[1, 3, 19, 53, 57, 79, 159, 163, 237, 489, 1007, 1501, 3021, 3097, 4187, 4503, 8639, 9291, 12561, 12877, 25917, 38631, 79553, 164141, 238659, 244663, 492423, 682481, 733989, 2047443, 12967139, 38901417]

約数ペア:

[(1, 38901417), (3, 12967139), (19, 2047443), (53, 733989), (57, 682481), (79, 492423), (159, 244663), (163, 238659), (237, 164141), (489, 79553), (1007, 38631), (1501, 25917), (3021, 12877), (3097, 12561), (4187, 9291), (4503, 8639)]