1900979795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{883}}^1\times {\mathrm{3011}}^1$

素因数の和:3923

約数の個数: 32

約数和(自身を含む): 2683908864

約数和(自身を除く): 782929069

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 883, 3011, 4415, 9713, 11479, 15055, 33121, 39143, 48565, 57395, 126269, 165605, 195715, 430573, 631345, 2152865, 2658713, 13293565, 29245843, 34563269, 146229215, 172816345, 380195959, 1900979795]

約数ペア:

[(1, 1900979795), (5, 380195959), (11, 172816345), (13, 146229215), (55, 34563269), (65, 29245843), (143, 13293565), (715, 2658713), (883, 2152865), (3011, 631345), (4415, 430573), (9713, 195715), (11479, 165605), (15055, 126269), (33121, 57395), (39143, 48565)]