393521505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{10141}}^1$

素因数の和:10361

約数の個数: 32

約数和(自身を含む): 681542400

約数和(自身を除く): 288020895

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 199, 597, 995, 2587, 2985, 7761, 10141, 12935, 30423, 38805, 50705, 131833, 152115, 395499, 659165, 1977495, 2018059, 6054177, 10090295, 26234767, 30270885, 78704301, 131173835, 393521505]

約数ペア:

[(1, 393521505), (3, 131173835), (5, 78704301), (13, 30270885), (15, 26234767), (39, 10090295), (65, 6054177), (195, 2018059), (199, 1977495), (597, 659165), (995, 395499), (2587, 152115), (2985, 131833), (7761, 50705), (10141, 38805), (12935, 30423)]