193769745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{2503}}^1$

素因数の和:2921

約数の個数: 32

約数和(自身を含む): 334854912

約数和(自身を除く): 141085167

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 397, 1191, 1985, 2503, 5161, 5955, 7509, 12515, 15483, 25805, 32539, 37545, 77415, 97617, 162695, 488085, 993691, 2981073, 4968455, 12917983, 14905365, 38753949, 64589915, 193769745]

約数ペア:

[(1, 193769745), (3, 64589915), (5, 38753949), (13, 14905365), (15, 12917983), (39, 4968455), (65, 2981073), (195, 993691), (397, 488085), (1191, 162695), (1985, 97617), (2503, 77415), (5161, 37545), (5955, 32539), (7509, 25805), (12515, 15483)]