1811289909

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1901}}^1\times {\mathrm{2221}}^1$

素因数の和:4149

約数の個数: 32

約数和(自身を含む): 2840035968

約数和(自身を除く): 1028746059

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 1901, 2221, 5703, 6663, 20911, 24431, 24713, 28873, 62733, 73293, 74139, 86619, 271843, 317603, 815529, 952809, 4222121, 12666363, 46443331, 54887573, 139329993, 164662719, 603763303, 1811289909]

約数ペア:

[(1, 1811289909), (3, 603763303), (11, 164662719), (13, 139329993), (33, 54887573), (39, 46443331), (143, 12666363), (429, 4222121), (1901, 952809), (2221, 815529), (5703, 317603), (6663, 271843), (20911, 86619), (24431, 74139), (24713, 73293), (28873, 62733)]