1211808213

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{9661}}^1$

素因数の和:9866

約数の個数: 48

約数和(自身を含む): 2194588032

約数和(自身を除く): 982779819

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 181, 231, 543, 693, 1267, 1629, 1991, 3801, 5973, 9661, 11403, 13937, 17919, 28983, 41811, 67627, 86949, 106271, 125433, 202881, 318813, 608643, 743897, 956439, 1748641, 2231691, 5245923, 6695073, 12240487, 15737769, 19235051, 36721461, 57705153, 110164383, 134645357, 173115459, 403936071, 1211808213]

約数ペア:

[(1, 1211808213), (3, 403936071), (7, 173115459), (9, 134645357), (11, 110164383), (21, 57705153), (33, 36721461), (63, 19235051), (77, 15737769), (99, 12240487), (181, 6695073), (231, 5245923), (543, 2231691), (693, 1748641), (1267, 956439), (1629, 743897), (1991, 608643), (3801, 318813), (5973, 202881), (9661, 125433), (11403, 106271), (13937, 86949), (17919, 67627), (28983, 41811)]