28661386

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{4463}}^1$

素因数の和:4510

約数の個数: 24

約数和(自身を含む): 49014720

約数和(自身を除く): 20353334

約数列:

[1, 2, 13, 19, 26, 38, 169, 247, 338, 494, 3211, 4463, 6422, 8926, 58019, 84797, 116038, 169594, 754247, 1102361, 1508494, 2204722, 14330693, 28661386]

約数ペア:

[(1, 28661386), (2, 14330693), (13, 2204722), (19, 1508494), (26, 1102361), (38, 754247), (169, 169594), (247, 116038), (338, 84797), (494, 58019), (3211, 8926), (4463, 6422)]