388675136

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{43691}}^1$

素因数の和:43842

約数の個数: 28

約数和(自身を含む): 776843760

約数和(自身を除く): 388168624

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 2224, 4448, 8896, 43691, 87382, 174764, 349528, 699056, 1398112, 2796224, 6073049, 12146098, 24292196, 48584392, 97168784, 194337568, 388675136]

約数ペア:

[(1, 388675136), (2, 194337568), (4, 97168784), (8, 48584392), (16, 24292196), (32, 12146098), (64, 6073049), (139, 2796224), (278, 1398112), (556, 699056), (1112, 349528), (2224, 174764), (4448, 87382), (8896, 43691)]