28909738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{373}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 51270912

約数和(自身を除く): 22361174

約数列:

[1, 2, 11, 13, 22, 26, 143, 271, 286, 373, 542, 746, 2981, 3523, 4103, 4849, 5962, 7046, 8206, 9698, 38753, 53339, 77506, 101083, 106678, 202166, 1111913, 1314079, 2223826, 2628158, 14454869, 28909738]

約数ペア:

[(1, 28909738), (2, 14454869), (11, 2628158), (13, 2223826), (22, 1314079), (26, 1111913), (143, 202166), (271, 106678), (286, 101083), (373, 77506), (542, 53339), (746, 38753), (2981, 9698), (3523, 8206), (4103, 7046), (4849, 5962)]