15195985

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 22302720

約数和(自身を除く): 7106735

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 301, 439, 805, 989, 1505, 2195, 3073, 4945, 6923, 10097, 15365, 18877, 34615, 50485, 70679, 94385, 132139, 353395, 434171, 660695, 2170855, 3039197, 15195985]

約数ペア:

[(1, 15195985), (5, 3039197), (7, 2170855), (23, 660695), (35, 434171), (43, 353395), (115, 132139), (161, 94385), (215, 70679), (301, 50485), (439, 34615), (805, 18877), (989, 15365), (1505, 10097), (2195, 6923), (3073, 4945)]