239428

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 508032

約数和(自身を除く): 268604

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 503, 1006, 2012, 3521, 7042, 8551, 14084, 17102, 34204, 59857, 119714, 239428]

約数ペア:

[(1, 239428), (2, 119714), (4, 59857), (7, 34204), (14, 17102), (17, 14084), (28, 8551), (34, 7042), (68, 3521), (119, 2012), (238, 1006), (476, 503)]