209771344

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{271}}^1\times {\mathrm{479}}^1$

素因数の和:859

約数の個数: 40

約数和(自身を含む): 412830720

約数和(自身を除く): 203059376

約数列:

[1, 2, 4, 8, 16, 101, 202, 271, 404, 479, 542, 808, 958, 1084, 1616, 1916, 2168, 3832, 4336, 7664, 27371, 48379, 54742, 96758, 109484, 129809, 193516, 218968, 259618, 387032, 437936, 519236, 774064, 1038472, 2076944, 13110709, 26221418, 52442836, 104885672, 209771344]

約数ペア:

[(1, 209771344), (2, 104885672), (4, 52442836), (8, 26221418), (16, 13110709), (101, 2076944), (202, 1038472), (271, 774064), (404, 519236), (479, 437936), (542, 387032), (808, 259618), (958, 218968), (1084, 193516), (1616, 129809), (1916, 109484), (2168, 96758), (3832, 54742), (4336, 48379), (7664, 27371)]