211903384

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{821}}^1$

素因数の和:1264

約数の個数: 64

約数和(自身を含む): 497145600

約数和(自身を除く): 285242216

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 419, 616, 821, 838, 1642, 1676, 2933, 3284, 3352, 4609, 5747, 5866, 6568, 9031, 9218, 11494, 11732, 18062, 18436, 22988, 23464, 32263, 36124, 36872, 45976, 63217, 64526, 72248, 126434, 129052, 252868, 258104, 343999, 505736, 687998, 1375996, 2407993, 2751992, 3783989, 4815986, 7567978, 9631972, 15135956, 19263944, 26487923, 30271912, 52975846, 105951692, 211903384]

約数ペア:

[(1, 211903384), (2, 105951692), (4, 52975846), (7, 30271912), (8, 26487923), (11, 19263944), (14, 15135956), (22, 9631972), (28, 7567978), (44, 4815986), (56, 3783989), (77, 2751992), (88, 2407993), (154, 1375996), (308, 687998), (419, 505736), (616, 343999), (821, 258104), (838, 252868), (1642, 129052), (1676, 126434), (2933, 72248), (3284, 64526), (3352, 63217), (4609, 45976), (5747, 36872), (5866, 36124), (6568, 32263), (9031, 23464), (9218, 22988), (11494, 18436), (11732, 18062)]