1215673485

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19301}}^1$

素因数の和:19358

約数の個数: 64

約数和(自身を含む): 2334769920

約数和(自身を除く): 1119096435

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 85, 95, 195, 221, 247, 255, 285, 323, 663, 741, 969, 1105, 1235, 1615, 3315, 3705, 4199, 4845, 12597, 19301, 20995, 57903, 62985, 96505, 250913, 289515, 328117, 366719, 752739, 984351, 1100157, 1254565, 1640585, 1833595, 3763695, 4265521, 4767347, 4921755, 5500785, 6234223, 12796563, 14302041, 18702669, 21327605, 23836735, 31171115, 63982815, 71510205, 81044899, 93513345, 243134697, 405224495, 1215673485]

約数ペア:

[(1, 1215673485), (3, 405224495), (5, 243134697), (13, 93513345), (15, 81044899), (17, 71510205), (19, 63982815), (39, 31171115), (51, 23836735), (57, 21327605), (65, 18702669), (85, 14302041), (95, 12796563), (195, 6234223), (221, 5500785), (247, 4921755), (255, 4767347), (285, 4265521), (323, 3763695), (663, 1833595), (741, 1640585), (969, 1254565), (1105, 1100157), (1235, 984351), (1615, 752739), (3315, 366719), (3705, 328117), (4199, 289515), (4845, 250913), (12597, 96505), (19301, 62985), (20995, 57903)]