129883905

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16879}}^1$

素因数の和:16915

約数の個数: 40

約数和(自身を含む): 245097600

約数和(自身を除く): 115213695

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 16879, 50637, 84395, 151911, 253185, 320701, 455733, 759555, 962103, 1367199, 1603505, 2278665, 2886309, 4810515, 6835995, 8658927, 14431545, 25976781, 43294635, 129883905]

約数ペア:

[(1, 129883905), (3, 43294635), (5, 25976781), (9, 14431545), (15, 8658927), (19, 6835995), (27, 4810515), (45, 2886309), (57, 2278665), (81, 1603505), (95, 1367199), (135, 962103), (171, 759555), (285, 455733), (405, 320701), (513, 253185), (855, 151911), (1539, 84395), (2565, 50637), (7695, 16879)]