138137984

素因数分解:

$2^7\times {\mathrm{31}}^2\times {\mathrm{1123}}^1$

素因数の和:1199

約数の個数: 48

約数和(自身を含む): 284613660

約数和(自身を除く): 146475676

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 961, 992, 1123, 1922, 1984, 2246, 3844, 3968, 4492, 7688, 8984, 15376, 17968, 30752, 34813, 35936, 61504, 69626, 71872, 123008, 139252, 143744, 278504, 557008, 1079203, 1114016, 2158406, 2228032, 4316812, 4456064, 8633624, 17267248, 34534496, 69068992, 138137984]

約数ペア:

[(1, 138137984), (2, 69068992), (4, 34534496), (8, 17267248), (16, 8633624), (31, 4456064), (32, 4316812), (62, 2228032), (64, 2158406), (124, 1114016), (128, 1079203), (248, 557008), (496, 278504), (961, 143744), (992, 139252), (1123, 123008), (1922, 71872), (1984, 69626), (2246, 61504), (3844, 35936), (3968, 34813), (4492, 30752), (7688, 17968), (8984, 15376)]