1331784389

素因数分解:

${\mathrm{13}}^2\times {\mathrm{1451}}^1\times {\mathrm{5431}}^1$

素因数の和:6908

約数の個数: 12

約数和(自身を含む): 1443369312

約数和(自身を除く): 111584923

約数列:

[1, 13, 169, 1451, 5431, 18863, 70603, 245219, 917839, 7880381, 102444953, 1331784389]

約数ペア:

[(1, 1331784389), (13, 102444953), (169, 7880381), (1451, 917839), (5431, 245219), (18863, 70603)]