1379885

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 24

約数和(自身を含む): 1897344

約数和(自身を除く): 517459

約数列:

[1, 5, 13, 23, 65, 71, 115, 169, 299, 355, 845, 923, 1495, 1633, 3887, 4615, 8165, 11999, 19435, 21229, 59995, 106145, 275977, 1379885]

約数ペア:

[(1, 1379885), (5, 275977), (13, 106145), (23, 59995), (65, 21229), (71, 19435), (115, 11999), (169, 8165), (299, 4615), (355, 3887), (845, 1633), (923, 1495)]