8706815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 12096000

約数和(自身を除く): 3389185

約数列:

[1, 5, 13, 29, 31, 65, 145, 149, 155, 377, 403, 745, 899, 1885, 1937, 2015, 4321, 4495, 4619, 9685, 11687, 21605, 23095, 56173, 58435, 60047, 133951, 280865, 300235, 669755, 1741363, 8706815]

約数ペア:

[(1, 8706815), (5, 1741363), (13, 669755), (29, 300235), (31, 280865), (65, 133951), (145, 60047), (149, 58435), (155, 56173), (377, 23095), (403, 21605), (745, 11687), (899, 9685), (1885, 4619), (1937, 4495), (2015, 4321)]