217115392

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{65239}}^1$

素因数の和:65268

約数の個数: 36

約数和(自身を含む): 466726960

約数和(自身を除く): 249611568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 65239, 130478, 260956, 521912, 848107, 1043824, 1696214, 2087648, 3392428, 4175296, 6784856, 8350592, 13569712, 16701184, 27139424, 54278848, 108557696, 217115392]

約数ペア:

[(1, 217115392), (2, 108557696), (4, 54278848), (8, 27139424), (13, 16701184), (16, 13569712), (26, 8350592), (32, 6784856), (52, 4175296), (64, 3392428), (104, 2087648), (128, 1696214), (208, 1043824), (256, 848107), (416, 521912), (832, 260956), (1664, 130478), (3328, 65239)]