25218417

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 39536640

約数和(自身を除く): 14318223

約数列:

[1, 3, 7, 21, 89, 103, 131, 267, 309, 393, 623, 721, 917, 1869, 2163, 2751, 9167, 11659, 13493, 27501, 34977, 40479, 64169, 81613, 94451, 192507, 244839, 283353, 1200877, 3602631, 8406139, 25218417]

約数ペア:

[(1, 25218417), (3, 8406139), (7, 3602631), (21, 1200877), (89, 283353), (103, 244839), (131, 192507), (267, 94451), (309, 81613), (393, 64169), (623, 40479), (721, 34977), (917, 27501), (1869, 13493), (2163, 11659), (2751, 9167)]