15131355

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 25712640

約数和(自身を除く): 10581285

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 305, 345, 719, 915, 1403, 2157, 3595, 4209, 7015, 10785, 16537, 21045, 43859, 49611, 82685, 131577, 219295, 248055, 657885, 1008757, 3026271, 5043785, 15131355]

約数ペア:

[(1, 15131355), (3, 5043785), (5, 3026271), (15, 1008757), (23, 657885), (61, 248055), (69, 219295), (115, 131577), (183, 82685), (305, 49611), (345, 43859), (719, 21045), (915, 16537), (1403, 10785), (2157, 7015), (3595, 4209)]