64941705

素因数分解:

$3^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1627}}^1$

素因数の和:2525

約数の個数: 24

約数和(自身を含む): 112761792

約数和(自身を除く): 47820087

約数列:

[1, 3, 5, 9, 15, 45, 887, 1627, 2661, 4435, 4881, 7983, 8135, 13305, 14643, 24405, 39915, 73215, 1443149, 4329447, 7215745, 12988341, 21647235, 64941705]

約数ペア:

[(1, 64941705), (3, 21647235), (5, 12988341), (9, 7215745), (15, 4329447), (45, 1443149), (887, 73215), (1627, 39915), (2661, 24405), (4435, 14643), (4881, 13305), (7983, 8135)]