251505968

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{52223}}^1$

素因数の和:52281

約数の個数: 40

約数和(自身を含む): 569868288

約数和(自身を除く): 318362320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 52223, 104446, 208892, 365561, 417784, 731122, 835568, 1462244, 2245589, 2924488, 4491178, 5848976, 8982356, 15719123, 17964712, 31438246, 35929424, 62876492, 125752984, 251505968]

約数ペア:

[(1, 251505968), (2, 125752984), (4, 62876492), (7, 35929424), (8, 31438246), (14, 17964712), (16, 15719123), (28, 8982356), (43, 5848976), (56, 4491178), (86, 2924488), (112, 2245589), (172, 1462244), (301, 835568), (344, 731122), (602, 417784), (688, 365561), (1204, 208892), (2408, 104446), (4816, 52223)]