217967344

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{45259}}^1$

素因数の和:45317

約数の個数: 40

約数和(自身を含む): 493877120

約数和(自身を除く): 275909776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 45259, 90518, 181036, 316813, 362072, 633626, 724144, 1267252, 1946137, 2534504, 3892274, 5069008, 7784548, 13622959, 15569096, 27245918, 31138192, 54491836, 108983672, 217967344]

約数ペア:

[(1, 217967344), (2, 108983672), (4, 54491836), (7, 31138192), (8, 27245918), (14, 15569096), (16, 13622959), (28, 7784548), (43, 5069008), (56, 3892274), (86, 2534504), (112, 1946137), (172, 1267252), (301, 724144), (344, 633626), (602, 362072), (688, 316813), (1204, 181036), (2408, 90518), (4816, 45259)]