7165990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{277}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 14011200

約数和(自身を除く): 6845210

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 277, 398, 554, 995, 1385, 1990, 2587, 2770, 3601, 5174, 7202, 12935, 18005, 25870, 36010, 55123, 110246, 275615, 551230, 716599, 1433198, 3582995, 7165990]

約数ペア:

[(1, 7165990), (2, 3582995), (5, 1433198), (10, 716599), (13, 551230), (26, 275615), (65, 110246), (130, 55123), (199, 36010), (277, 25870), (398, 18005), (554, 12935), (995, 7202), (1385, 5174), (1990, 3601), (2587, 2770)]