199144442

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{6949}}^1$

素因数の和:7070

約数の個数: 32

約数和(自身を含む): 360288000

約数和(自身を除く): 161143558

約数列:

[1, 2, 7, 14, 23, 46, 89, 161, 178, 322, 623, 1246, 2047, 4094, 6949, 13898, 14329, 28658, 48643, 97286, 159827, 319654, 618461, 1118789, 1236922, 2237578, 4329227, 8658454, 14224603, 28449206, 99572221, 199144442]

約数ペア:

[(1, 199144442), (2, 99572221), (7, 28449206), (14, 14224603), (23, 8658454), (46, 4329227), (89, 2237578), (161, 1236922), (178, 1118789), (322, 618461), (623, 319654), (1246, 159827), (2047, 97286), (4094, 48643), (6949, 28658), (13898, 14329)]