215324128

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{337}}^1\times {\mathrm{487}}^1$

素因数の和:875

約数の個数: 48

約数和(自身を含む): 436441824

約数和(自身を除く): 221117696

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 337, 487, 656, 674, 974, 1312, 1348, 1948, 2696, 3896, 5392, 7792, 10784, 13817, 15584, 19967, 27634, 39934, 55268, 79868, 110536, 159736, 164119, 221072, 319472, 328238, 442144, 638944, 656476, 1312952, 2625904, 5251808, 6728879, 13457758, 26915516, 53831032, 107662064, 215324128]

約数ペア:

[(1, 215324128), (2, 107662064), (4, 53831032), (8, 26915516), (16, 13457758), (32, 6728879), (41, 5251808), (82, 2625904), (164, 1312952), (328, 656476), (337, 638944), (487, 442144), (656, 328238), (674, 319472), (974, 221072), (1312, 164119), (1348, 159736), (1948, 110536), (2696, 79868), (3896, 55268), (5392, 39934), (7792, 27634), (10784, 19967), (13817, 15584)]