15678016

素因数分解:

$2^6\times {\mathrm{199}}^1\times {\mathrm{1231}}^1$

素因数の和:1442

約数の個数: 28

約数和(自身を含む): 31292800

約数和(自身を除く): 15614784

約数列:

[1, 2, 4, 8, 16, 32, 64, 199, 398, 796, 1231, 1592, 2462, 3184, 4924, 6368, 9848, 12736, 19696, 39392, 78784, 244969, 489938, 979876, 1959752, 3919504, 7839008, 15678016]

約数ペア:

[(1, 15678016), (2, 7839008), (4, 3919504), (8, 1959752), (16, 979876), (32, 489938), (64, 244969), (199, 78784), (398, 39392), (796, 19696), (1231, 12736), (1592, 9848), (2462, 6368), (3184, 4924)]