1388409628

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{350963}}^1$

素因数の和:351033

約数の個数: 24

約数和(自身を含む): 2594325888

約数和(自身を除く): 1205916260

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 350963, 701926, 1403852, 8072149, 15091409, 16144298, 30182818, 32288596, 60365636, 347102407, 694204814, 1388409628]

約数ペア:

[(1, 1388409628), (2, 694204814), (4, 347102407), (23, 60365636), (43, 32288596), (46, 30182818), (86, 16144298), (92, 15091409), (172, 8072149), (989, 1403852), (1978, 701926), (3956, 350963)]