128583

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 230048

約数和(自身を除く): 101465

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 157, 273, 471, 819, 1099, 1413, 2041, 3297, 6123, 9891, 14287, 18369, 42861, 128583]

約数ペア:

[(1, 128583), (3, 42861), (7, 18369), (9, 14287), (13, 9891), (21, 6123), (39, 3297), (63, 2041), (91, 1413), (117, 1099), (157, 819), (273, 471)]