128429156

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{16979}}^1$

素因数の和:17075

約数の個数: 24

約数和(自身を含む): 235818240

約数和(自身を除く): 107389084

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 3782, 7564, 16979, 33958, 67916, 526349, 1035719, 1052698, 2071438, 2105396, 4142876, 32107289, 64214578, 128429156]

約数ペア:

[(1, 128429156), (2, 64214578), (4, 32107289), (31, 4142876), (61, 2105396), (62, 2071438), (122, 1052698), (124, 1035719), (244, 526349), (1891, 67916), (3782, 33958), (7564, 16979)]