289352973

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{11909}}^1$

素因数の和:12021

約数の個数: 32

約数和(自身を含む): 480211200

約数和(自身を除く): 190858227

約数列:

[1, 3, 7, 13, 21, 39, 89, 91, 267, 273, 623, 1157, 1869, 3471, 8099, 11909, 24297, 35727, 83363, 154817, 250089, 464451, 1059901, 1083719, 3179703, 3251157, 7419307, 13778713, 22257921, 41336139, 96450991, 289352973]

約数ペア:

[(1, 289352973), (3, 96450991), (7, 41336139), (13, 22257921), (21, 13778713), (39, 7419307), (89, 3251157), (91, 3179703), (267, 1083719), (273, 1059901), (623, 464451), (1157, 250089), (1869, 154817), (3471, 83363), (8099, 35727), (11909, 24297)]