278507072

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{31307}}^1$

素因数の和:31458

約数の個数: 28

約数和(自身を含む): 556656240

約数和(自身を除く): 278149168

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 2224, 4448, 8896, 31307, 62614, 125228, 250456, 500912, 1001824, 2003648, 4351673, 8703346, 17406692, 34813384, 69626768, 139253536, 278507072]

約数ペア:

[(1, 278507072), (2, 139253536), (4, 69626768), (8, 34813384), (16, 17406692), (32, 8703346), (64, 4351673), (139, 2003648), (278, 1001824), (556, 500912), (1112, 250456), (2224, 125228), (4448, 62614), (8896, 31307)]