81589059

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1787}}^1$

素因数の和:1904

約数の個数: 32

約数和(自身を含む): 128736000

約数和(自身を除く): 47146941

約数列:

[1, 3, 9, 19, 27, 57, 89, 171, 267, 513, 801, 1691, 1787, 2403, 5073, 5361, 15219, 16083, 33953, 45657, 48249, 101859, 159043, 305577, 477129, 916731, 1431387, 3021817, 4294161, 9065451, 27196353, 81589059]

約数ペア:

[(1, 81589059), (3, 27196353), (9, 9065451), (19, 4294161), (27, 3021817), (57, 1431387), (89, 916731), (171, 477129), (267, 305577), (513, 159043), (801, 101859), (1691, 48249), (1787, 45657), (2403, 33953), (5073, 16083), (5361, 15219)]