55821123

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:904

約数の個数: 32

約数和(自身を含む): 86238720

約数和(自身を除く): 30417597

約数列:

[1, 3, 9, 27, 37, 71, 111, 213, 333, 639, 787, 999, 1917, 2361, 2627, 7083, 7881, 21249, 23643, 29119, 55877, 70929, 87357, 167631, 262071, 502893, 786213, 1508679, 2067449, 6202347, 18607041, 55821123]

約数ペア:

[(1, 55821123), (3, 18607041), (9, 6202347), (27, 2067449), (37, 1508679), (71, 786213), (111, 502893), (213, 262071), (333, 167631), (639, 87357), (787, 70929), (999, 55877), (1917, 29119), (2361, 23643), (2627, 21249), (7083, 7881)]