215447688001

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2797}}^1\times {\mathrm{15971}}^1$

素因数の和:18841

約数の個数: 32

約数和(自身を含む): 270283039488

約数和(自身を除く): 54835351487

約数列:

[1, 7, 13, 53, 91, 371, 689, 2797, 4823, 15971, 19579, 36361, 111797, 148241, 207623, 254527, 846463, 1037687, 1453361, 1927133, 5925241, 11004019, 13489931, 44670887, 77028133, 312696209, 580721531, 2367557011, 4065050717, 16572899077, 30778241143, 215447688001]

約数ペア:

[(1, 215447688001), (7, 30778241143), (13, 16572899077), (53, 4065050717), (91, 2367557011), (371, 580721531), (689, 312696209), (2797, 77028133), (4823, 44670887), (15971, 13489931), (19579, 11004019), (36361, 5925241), (111797, 1927133), (148241, 1453361), (207623, 1037687), (254527, 846463)]