1945245

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3163}}^1$

素因数の和:3212

約数の個数: 16

約数和(自身を含む): 3189312

約数和(自身を除く): 1244067

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 3163, 9489, 15815, 47445, 129683, 389049, 648415, 1945245]

約数ペア:

[(1, 1945245), (3, 648415), (5, 389049), (15, 129683), (41, 47445), (123, 15815), (205, 9489), (615, 3163)]