140968165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 194183136

約数和(自身を除く): 53214971

約数列:

[1, 5, 13, 17, 65, 85, 193, 221, 661, 965, 1105, 2509, 3281, 3305, 8593, 11237, 12545, 16405, 42653, 42965, 56185, 127573, 146081, 213265, 637865, 730405, 1658449, 2168741, 8292245, 10843705, 28193633, 140968165]

約数ペア:

[(1, 140968165), (5, 28193633), (13, 10843705), (17, 8292245), (65, 2168741), (85, 1658449), (193, 730405), (221, 637865), (661, 213265), (965, 146081), (1105, 127573), (2509, 56185), (3281, 42965), (3305, 42653), (8593, 16405), (11237, 12545)]