1974895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1362

約数の個数: 16

約数和(自身を含む): 2665152

約数和(自身を除く): 690257

約数列:

[1, 5, 13, 23, 65, 115, 299, 1321, 1495, 6605, 17173, 30383, 85865, 151915, 394979, 1974895]

約数ペア:

[(1, 1974895), (5, 394979), (13, 151915), (23, 85865), (65, 30383), (115, 17173), (299, 6605), (1321, 1495)]