1949955

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{379}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 3648000

約数和(自身を除く): 1698045

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 379, 735, 1029, 1137, 1715, 1895, 2653, 5145, 5685, 7959, 13265, 18571, 39795, 55713, 92855, 129997, 278565, 389991, 649985, 1949955]

約数ペア:

[(1, 1949955), (3, 649985), (5, 389991), (7, 278565), (15, 129997), (21, 92855), (35, 55713), (49, 39795), (105, 18571), (147, 13265), (245, 7959), (343, 5685), (379, 5145), (735, 2653), (1029, 1895), (1137, 1715)]