61861345

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1721}}^1$

素因数の和:1825

約数の個数: 32

約数和(自身を含む): 92574720

約数和(自身を除く): 30713375

約数列:

[1, 5, 7, 13, 35, 65, 79, 91, 395, 455, 553, 1027, 1721, 2765, 5135, 7189, 8605, 12047, 22373, 35945, 60235, 111865, 135959, 156611, 679795, 783055, 951713, 1767467, 4758565, 8837335, 12372269, 61861345]

約数ペア:

[(1, 61861345), (5, 12372269), (7, 8837335), (13, 4758565), (35, 1767467), (65, 951713), (79, 783055), (91, 679795), (395, 156611), (455, 135959), (553, 111865), (1027, 60235), (1721, 35945), (2765, 22373), (5135, 12047), (7189, 8605)]