86271745

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 121305600

約数和(自身を除く): 35033855

約数列:

[1, 5, 7, 35, 71, 149, 233, 355, 497, 745, 1043, 1165, 1631, 2485, 5215, 8155, 10579, 16543, 34717, 52895, 74053, 82715, 115801, 173585, 243019, 370265, 579005, 1215095, 2464907, 12324535, 17254349, 86271745]

約数ペア:

[(1, 86271745), (5, 17254349), (7, 12324535), (35, 2464907), (71, 1215095), (149, 579005), (233, 370265), (355, 243019), (497, 173585), (745, 115801), (1043, 82715), (1165, 74053), (1631, 52895), (2485, 34717), (5215, 16543), (8155, 10579)]