42137415

素因数分解:

$3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 76876800

約数和(自身を除く): 34739385

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 243, 395, 405, 439, 711, 1185, 1215, 1317, 2133, 2195, 3555, 3951, 6399, 6585, 10665, 11853, 19197, 19755, 31995, 34681, 35559, 59265, 95985, 104043, 106677, 173405, 177795, 312129, 520215, 533385, 936387, 1560645, 2809161, 4681935, 8427483, 14045805, 42137415]

約数ペア:

[(1, 42137415), (3, 14045805), (5, 8427483), (9, 4681935), (15, 2809161), (27, 1560645), (45, 936387), (79, 533385), (81, 520215), (135, 312129), (237, 177795), (243, 173405), (395, 106677), (405, 104043), (439, 95985), (711, 59265), (1185, 35559), (1215, 34681), (1317, 31995), (2133, 19755), (2195, 19197), (3555, 11853), (3951, 10665), (6399, 6585)]