2015646815

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{142903}}^1$

素因数の和:142959

約数の個数: 32

約数和(自身を含む): 3073007616

約数和(自身を除く): 1057360801

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 2015, 2821, 14105, 142903, 714515, 1000321, 1857739, 4429993, 5001605, 9288695, 13004173, 22149965, 31009951, 57589909, 65020865, 155049755, 287949545, 403129363, 2015646815]

約数ペア:

[(1, 2015646815), (5, 403129363), (7, 287949545), (13, 155049755), (31, 65020865), (35, 57589909), (65, 31009951), (91, 22149965), (155, 13004173), (217, 9288695), (403, 5001605), (455, 4429993), (1085, 1857739), (2015, 1000321), (2821, 714515), (14105, 142903)]