39257865

素因数分解:

$3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 71635200

約数和(自身を除く): 32377335

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 243, 395, 405, 409, 711, 1185, 1215, 1227, 2045, 2133, 3555, 3681, 6135, 6399, 10665, 11043, 18405, 19197, 31995, 32311, 33129, 55215, 95985, 96933, 99387, 161555, 165645, 290799, 484665, 496935, 872397, 1453995, 2617191, 4361985, 7851573, 13085955, 39257865]

約数ペア:

[(1, 39257865), (3, 13085955), (5, 7851573), (9, 4361985), (15, 2617191), (27, 1453995), (45, 872397), (79, 496935), (81, 484665), (135, 290799), (237, 165645), (243, 161555), (395, 99387), (405, 96933), (409, 95985), (711, 55215), (1185, 33129), (1215, 32311), (1227, 31995), (2045, 19197), (2133, 18405), (3555, 11043), (3681, 10665), (6135, 6399)]