217626163937

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{727}}^1\times {\mathrm{25111}}^1$

素因数の和:25989

約数の個数: 32

約数和(自身を含む): 270274228224

約数和(自身を除く): 52648064287

約数列:

[1, 7, 13, 91, 131, 727, 917, 1703, 5089, 9451, 11921, 25111, 66157, 95237, 175777, 326443, 666659, 1238081, 2285101, 3289541, 8666567, 18255697, 23026787, 42764033, 127789879, 237324061, 299348231, 1661268427, 2391496307, 16740474149, 31089451991, 217626163937]

約数ペア:

[(1, 217626163937), (7, 31089451991), (13, 16740474149), (91, 2391496307), (131, 1661268427), (727, 299348231), (917, 237324061), (1703, 127789879), (5089, 42764033), (9451, 23026787), (11921, 18255697), (25111, 8666567), (66157, 3289541), (95237, 2285101), (175777, 1238081), (326443, 666659)]