15405585

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 26745600

約数和(自身を除く): 11340015

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 199, 397, 597, 995, 1191, 1985, 2587, 2985, 5161, 5955, 7761, 12935, 15483, 25805, 38805, 77415, 79003, 237009, 395015, 1027039, 1185045, 3081117, 5135195, 15405585]

約数ペア:

[(1, 15405585), (3, 5135195), (5, 3081117), (13, 1185045), (15, 1027039), (39, 395015), (65, 237009), (195, 79003), (199, 77415), (397, 38805), (597, 25805), (995, 15483), (1191, 12935), (1985, 7761), (2587, 5955), (2985, 5161)]