20143485

素因数分解:

$3^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 36953280

約数和(自身を除く): 16809795

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 81, 135, 177, 243, 281, 295, 405, 531, 843, 885, 1215, 1405, 1593, 2529, 2655, 4215, 4779, 7587, 7965, 12645, 14337, 16579, 22761, 23895, 37935, 49737, 68283, 71685, 82895, 113805, 149211, 248685, 341415, 447633, 746055, 1342899, 2238165, 4028697, 6714495, 20143485]

約数ペア:

[(1, 20143485), (3, 6714495), (5, 4028697), (9, 2238165), (15, 1342899), (27, 746055), (45, 447633), (59, 341415), (81, 248685), (135, 149211), (177, 113805), (243, 82895), (281, 71685), (295, 68283), (405, 49737), (531, 37935), (843, 23895), (885, 22761), (1215, 16579), (1405, 14337), (1593, 12645), (2529, 7965), (2655, 7587), (4215, 4779)]