27996390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1123}}^1$

素因数の和:1413

約数の個数: 48

約数和(自身を含む): 73118448

約数和(自身を除く): 45122058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 277, 554, 831, 1123, 1385, 1662, 2246, 2493, 2770, 3369, 4155, 4986, 5615, 6738, 8310, 10107, 11230, 12465, 16845, 20214, 24930, 33690, 50535, 101070, 311071, 622142, 933213, 1555355, 1866426, 2799639, 3110710, 4666065, 5599278, 9332130, 13998195, 27996390]

約数ペア:

[(1, 27996390), (2, 13998195), (3, 9332130), (5, 5599278), (6, 4666065), (9, 3110710), (10, 2799639), (15, 1866426), (18, 1555355), (30, 933213), (45, 622142), (90, 311071), (277, 101070), (554, 50535), (831, 33690), (1123, 24930), (1385, 20214), (1662, 16845), (2246, 12465), (2493, 11230), (2770, 10107), (3369, 8310), (4155, 6738), (4986, 5615)]