127745768

素因数分解:

$2^3\times {\mathrm{401}}^1\times {\mathrm{39821}}^1$

素因数の和:40228

約数の個数: 16

約数和(自身を含む): 240126660

約数和(自身を除く): 112380892

約数列:

[1, 2, 4, 8, 401, 802, 1604, 3208, 39821, 79642, 159284, 318568, 15968221, 31936442, 63872884, 127745768]

約数ペア:

[(1, 127745768), (2, 63872884), (4, 31936442), (8, 15968221), (401, 318568), (802, 159284), (1604, 79642), (3208, 39821)]