355887

素因数分解:

$3^3\times 7^2\times {\mathrm{269}}^1$

素因数の和:292

約数の個数: 24

約数和(自身を含む): 615600

約数和(自身を除く): 259713

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 269, 441, 807, 1323, 1883, 2421, 5649, 7263, 13181, 16947, 39543, 50841, 118629, 355887]

約数ペア:

[(1, 355887), (3, 118629), (7, 50841), (9, 39543), (21, 16947), (27, 13181), (49, 7263), (63, 5649), (147, 2421), (189, 1883), (269, 1323), (441, 807)]