28024971

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 42470400

約数和(自身を除く): 14445429

約数列:

[1, 3, 13, 23, 39, 69, 157, 199, 299, 471, 597, 897, 2041, 2587, 3611, 4577, 6123, 7761, 10833, 13731, 31243, 46943, 59501, 93729, 140829, 178503, 406159, 718589, 1218477, 2155767, 9341657, 28024971]

約数ペア:

[(1, 28024971), (3, 9341657), (13, 2155767), (23, 1218477), (39, 718589), (69, 406159), (157, 178503), (199, 140829), (299, 93729), (471, 59501), (597, 46943), (897, 31243), (2041, 13731), (2587, 10833), (3611, 7761), (4577, 6123)]