15931485

素因数分解:

$3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:439

約数の個数: 40

約数和(自身を含む): 28865760

約数和(自身を除く): 12934275

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 139, 283, 405, 417, 695, 849, 1251, 1415, 2085, 2547, 3753, 4245, 6255, 7641, 11259, 12735, 18765, 22923, 38205, 39337, 56295, 114615, 118011, 196685, 354033, 590055, 1062099, 1770165, 3186297, 5310495, 15931485]

約数ペア:

[(1, 15931485), (3, 5310495), (5, 3186297), (9, 1770165), (15, 1062099), (27, 590055), (45, 354033), (81, 196685), (135, 118011), (139, 114615), (283, 56295), (405, 39337), (417, 38205), (695, 22923), (849, 18765), (1251, 12735), (1415, 11259), (2085, 7641), (2547, 6255), (3753, 4245)]