47720205

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27191}}^1$

素因数の和:27218

約数の個数: 32

約数和(自身を含む): 91365120

約数和(自身を除く): 43644915

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 27191, 81573, 135955, 244719, 353483, 407865, 734157, 1060449, 1223595, 1767415, 3181347, 3670785, 5302245, 9544041, 15906735, 47720205]

約数ペア:

[(1, 47720205), (3, 15906735), (5, 9544041), (9, 5302245), (13, 3670785), (15, 3181347), (27, 1767415), (39, 1223595), (45, 1060449), (65, 734157), (117, 407865), (135, 353483), (195, 244719), (351, 135955), (585, 81573), (1755, 27191)]