407054685

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{1361}}^1$

素因数の和:1653

約数の個数: 32

約数和(自身を含む): 661082112

約数和(自身を除く): 254027427

約数列:

[1, 3, 5, 15, 127, 157, 381, 471, 635, 785, 1361, 1905, 2355, 4083, 6805, 19939, 20415, 59817, 99695, 172847, 213677, 299085, 518541, 641031, 864235, 1068385, 2592705, 3205155, 27136979, 81410937, 135684895, 407054685]

約数ペア:

[(1, 407054685), (3, 135684895), (5, 81410937), (15, 27136979), (127, 3205155), (157, 2592705), (381, 1068385), (471, 864235), (635, 641031), (785, 518541), (1361, 299085), (1905, 213677), (2355, 172847), (4083, 99695), (6805, 59817), (19939, 20415)]