397393035

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{28703}}^1$

素因数の和:28795

約数の個数: 32

約数和(自身を含む): 694407168

約数和(自身を除く): 297014133

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 2769, 4615, 13845, 28703, 86109, 143515, 373139, 430545, 1119417, 1865695, 2037913, 5597085, 6113739, 10189565, 26492869, 30568695, 79478607, 132464345, 397393035]

約数ペア:

[(1, 397393035), (3, 132464345), (5, 79478607), (13, 30568695), (15, 26492869), (39, 10189565), (65, 6113739), (71, 5597085), (195, 2037913), (213, 1865695), (355, 1119417), (923, 430545), (1065, 373139), (2769, 143515), (4615, 86109), (13845, 28703)]