53980803

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1080

約数の個数: 32

約数和(自身を含む): 83980800

約数和(自身を除く): 29999997

約数列:

[1, 3, 9, 27, 29, 71, 87, 213, 261, 639, 783, 971, 1917, 2059, 2913, 6177, 8739, 18531, 26217, 28159, 55593, 68941, 84477, 206823, 253431, 620469, 760293, 1861407, 1999289, 5997867, 17993601, 53980803]

約数ペア:

[(1, 53980803), (3, 17993601), (9, 5997867), (27, 1999289), (29, 1861407), (71, 760293), (87, 620469), (213, 253431), (261, 206823), (639, 84477), (783, 68941), (971, 55593), (1917, 28159), (2059, 26217), (2913, 18531), (6177, 8739)]