213922688

素因数分解:

$2^7\times 7^1\times {\mathrm{257}}^1\times {\mathrm{929}}^1$

素因数の和:1207

約数の個数: 64

約数和(自身を含む): 489477600

約数和(自身を除く): 275554912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 257, 448, 514, 896, 929, 1028, 1799, 1858, 2056, 3598, 3716, 4112, 6503, 7196, 7432, 8224, 13006, 14392, 14864, 16448, 26012, 28784, 29728, 32896, 52024, 57568, 59456, 104048, 115136, 118912, 208096, 230272, 238753, 416192, 477506, 832384, 955012, 1671271, 1910024, 3342542, 3820048, 6685084, 7640096, 13370168, 15280192, 26740336, 30560384, 53480672, 106961344, 213922688]

約数ペア:

[(1, 213922688), (2, 106961344), (4, 53480672), (7, 30560384), (8, 26740336), (14, 15280192), (16, 13370168), (28, 7640096), (32, 6685084), (56, 3820048), (64, 3342542), (112, 1910024), (128, 1671271), (224, 955012), (257, 832384), (448, 477506), (514, 416192), (896, 238753), (929, 230272), (1028, 208096), (1799, 118912), (1858, 115136), (2056, 104048), (3598, 59456), (3716, 57568), (4112, 52024), (6503, 32896), (7196, 29728), (7432, 28784), (8224, 26012), (13006, 16448), (14392, 14864)]