199019091

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 285568000

約数和(自身を除く): 86548909

約数列:

[1, 3, 19, 57, 79, 193, 229, 237, 579, 687, 1501, 3667, 4351, 4503, 11001, 13053, 15247, 18091, 44197, 45741, 54273, 132591, 289693, 343729, 839743, 869079, 1031187, 2519229, 3491563, 10474689, 66339697, 199019091]

約数ペア:

[(1, 199019091), (3, 66339697), (19, 10474689), (57, 3491563), (79, 2519229), (193, 1031187), (229, 869079), (237, 839743), (579, 343729), (687, 289693), (1501, 132591), (3667, 54273), (4351, 45741), (4503, 44197), (11001, 18091), (13053, 15247)]