81795165

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{751}}^1$

素因数の和:949

約数の個数: 32

約数和(自身を含む): 134493696

約数和(自身を除く): 52698531

約数列:

[1, 3, 5, 15, 53, 137, 159, 265, 411, 685, 751, 795, 2055, 2253, 3755, 7261, 11265, 21783, 36305, 39803, 102887, 108915, 119409, 199015, 308661, 514435, 597045, 1543305, 5453011, 16359033, 27265055, 81795165]

約数ペア:

[(1, 81795165), (3, 27265055), (5, 16359033), (15, 5453011), (53, 1543305), (137, 597045), (159, 514435), (265, 308661), (411, 199015), (685, 119409), (751, 108915), (795, 102887), (2055, 39803), (2253, 36305), (3755, 21783), (7261, 11265)]