219627070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{23143}}^1$

素因数の和:23236

約数の個数: 32

約数和(自身を含む): 431589312

約数和(自身を除く): 211962242

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490, 23143, 46286, 115715, 231430, 300859, 601718, 1504295, 1689439, 3008590, 3378878, 8447195, 16894390, 21962707, 43925414, 109813535, 219627070]

約数ペア:

[(1, 219627070), (2, 109813535), (5, 43925414), (10, 21962707), (13, 16894390), (26, 8447195), (65, 3378878), (73, 3008590), (130, 1689439), (146, 1504295), (365, 601718), (730, 300859), (949, 231430), (1898, 115715), (4745, 46286), (9490, 23143)]