201919341

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{449}}^1\times {\mathrm{887}}^1$

素因数の和:1365

約数の個数: 24

約数和(自身を含む): 292507200

約数和(自身を除く): 90587859

約数列:

[1, 3, 13, 39, 169, 449, 507, 887, 1347, 2661, 5837, 11531, 17511, 34593, 75881, 149903, 227643, 398263, 449709, 1194789, 5177419, 15532257, 67306447, 201919341]

約数ペア:

[(1, 201919341), (3, 67306447), (13, 15532257), (39, 5177419), (169, 1194789), (449, 449709), (507, 398263), (887, 227643), (1347, 149903), (2661, 75881), (5837, 34593), (11531, 17511)]