20147095215

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{271177}}^1$

素因数の和:271328

約数の個数: 48

約数和(自身を含む): 37904176128

約数和(自身を除く): 17757080913

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 127, 195, 381, 585, 635, 1143, 1651, 1905, 4953, 5715, 8255, 14859, 24765, 74295, 271177, 813531, 1355885, 2440593, 3525301, 4067655, 10575903, 12202965, 17626505, 31727709, 34439479, 52879515, 103318437, 158638545, 172197395, 309955311, 447713227, 516592185, 1343139681, 1549776555, 2238566135, 4029419043, 6715698405, 20147095215]

約数ペア:

[(1, 20147095215), (3, 6715698405), (5, 4029419043), (9, 2238566135), (13, 1549776555), (15, 1343139681), (39, 516592185), (45, 447713227), (65, 309955311), (117, 172197395), (127, 158638545), (195, 103318437), (381, 52879515), (585, 34439479), (635, 31727709), (1143, 17626505), (1651, 12202965), (1905, 10575903), (4953, 4067655), (5715, 3525301), (8255, 2440593), (14859, 1355885), (24765, 813531), (74295, 271177)]