1277736700828

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1153}}^1\times {\mathrm{920419}}^1$

素因数の和:921626

約数の個数: 48

約数和(自身を含む): 2617173771520

約数和(自身を除く): 1339437070692

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1153, 1204, 2306, 4612, 8071, 16142, 32284, 49579, 99158, 198316, 347053, 694106, 920419, 1388212, 1840838, 3681676, 6442933, 12885866, 25771732, 39578017, 79156034, 158312068, 277046119, 554092238, 1061243107, 1108184476, 2122486214, 4244972428, 7428701749, 14857403498, 29714806996, 45633453601, 91266907202, 182533814404, 319434175207, 638868350414, 1277736700828]

約数ペア:

[(1, 1277736700828), (2, 638868350414), (4, 319434175207), (7, 182533814404), (14, 91266907202), (28, 45633453601), (43, 29714806996), (86, 14857403498), (172, 7428701749), (301, 4244972428), (602, 2122486214), (1153, 1108184476), (1204, 1061243107), (2306, 554092238), (4612, 277046119), (8071, 158312068), (16142, 79156034), (32284, 39578017), (49579, 25771732), (99158, 12885866), (198316, 6442933), (347053, 3681676), (694106, 1840838), (920419, 1388212)]