19611417

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1499}}^1$

素因数の和:1605

約数の個数: 24

約数和(自身を含む): 30780000

約数和(自身を除く): 11168583

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1499, 1869, 4361, 4497, 10493, 13083, 31479, 73451, 133411, 220353, 400233, 933877, 2801631, 6537139, 19611417]

約数ペア:

[(1, 19611417), (3, 6537139), (7, 2801631), (21, 933877), (49, 400233), (89, 220353), (147, 133411), (267, 73451), (623, 31479), (1499, 13083), (1869, 10493), (4361, 4497)]