217623488

素因数分解:

$2^6\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:501

約数の個数: 56

約数和(自身を含む): 441161424

約数和(自身を除く): 223537936

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 131, 202, 257, 262, 404, 514, 524, 808, 1028, 1048, 1616, 2056, 2096, 3232, 4112, 4192, 6464, 8224, 8384, 13231, 16448, 25957, 26462, 33667, 51914, 52924, 67334, 103828, 105848, 134668, 207656, 211696, 269336, 415312, 423392, 538672, 830624, 846784, 1077344, 1661248, 2154688, 3400367, 6800734, 13601468, 27202936, 54405872, 108811744, 217623488]

約数ペア:

[(1, 217623488), (2, 108811744), (4, 54405872), (8, 27202936), (16, 13601468), (32, 6800734), (64, 3400367), (101, 2154688), (131, 1661248), (202, 1077344), (257, 846784), (262, 830624), (404, 538672), (514, 423392), (524, 415312), (808, 269336), (1028, 211696), (1048, 207656), (1616, 134668), (2056, 105848), (2096, 103828), (3232, 67334), (4112, 52924), (4192, 51914), (6464, 33667), (8224, 26462), (8384, 25957), (13231, 16448)]